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  3. I went to school in India, and we learned the multiplication tables with a chant that involved a postfix operator called "zaar":

I went to school in India, and we learned the multiplication tables with a chant that involved a postfix operator called "zaar":

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  • svat@mathstodon.xyzS svat@mathstodon.xyz

    I went to school in India, and we learned the multiplication tables with a chant that involved a postfix operator called "zaar":

    two one zaar two
    two two zaar four
    two three zaar six
    two four zaar eight
    two five zaar ten
    two six zaar twelve
    …

    We just accepted such a postfix operator as the most natural thing, and freely used it when talking to each other: “what is seven six zaar?” (42)

    Some of us were adults before realizing (and some probably never realizing) that these “tables” we all sang as children had probably started as:

    two ones are two
    two twos are four
    …

    davebiff@mas.toD This user is from outside of this forum
    davebiff@mas.toD This user is from outside of this forum
    davebiff@mas.to
    wrote sidst redigeret af
    #29

    @svat Fascinating! In my UK primary school, ~1980, we sang/chanted the same but swapping the multiplier and multiplicand:

    one two is two
    two twos are four
    three twos are six
    ...

    1 Reply Last reply
    0
    • darcmoughty@infosec.exchangeD darcmoughty@infosec.exchange

      @svat I'm not at all an expert in this, but I can see how fitting the tables into 'four syllables each' and reducing the numbers to not include plurals would sort of do something like 'byte-alignment in our brains that are used to music'.

      r@glauca.spaceR This user is from outside of this forum
      r@glauca.spaceR This user is from outside of this forum
      r@glauca.space
      wrote sidst redigeret af
      #30

      @DarcMoughty @svat this is the way it's done in chinese

      https://en.wikipedia.org/wiki/Chinese_multiplication_table

      1 Reply Last reply
      0
      • riggbeck@mastodon.socialR riggbeck@mastodon.social

        @svat

        The times table, or rote learning, is a good way of learning certain basic, fixed relationships. The whole class in my primary school would recite them at once. I'm wondering if schools do things differently now? I imagine so, but I can't think of another equally effective way of doing it.

        bencurthoys@mastodon.socialB This user is from outside of this forum
        bencurthoys@mastodon.socialB This user is from outside of this forum
        bencurthoys@mastodon.social
        wrote sidst redigeret af
        #31

        @riggbeck @svat my children are made to play https://www.topmarks.co.uk/maths-games/hit-the-button - quickfire times tables questions - and compete on speed. Less dull than chanting but they still hate it

        riggbeck@mastodon.socialR 1 Reply Last reply
        0
        • riggbeck@mastodon.socialR riggbeck@mastodon.social

          @svat

          The times table, or rote learning, is a good way of learning certain basic, fixed relationships. The whole class in my primary school would recite them at once. I'm wondering if schools do things differently now? I imagine so, but I can't think of another equally effective way of doing it.

          raganwald@social.bau-ha.usR This user is from outside of this forum
          raganwald@social.bau-ha.usR This user is from outside of this forum
          raganwald@social.bau-ha.us
          wrote sidst redigeret af
          #32

          @riggbeck @svat I am not particularly mathematical, but when I learned the “times table” in the 1960s, I recall finding simple patterns that helped me to both recite the table in class and to do arithmetic in my head.

          I am not an educator either, but it feels to me like a wasted opportunity if the only thing we use tables for is rote memorization.

          riggbeck@mastodon.socialR 1 Reply Last reply
          0
          • colinstu@birdbutt.comC colinstu@birdbutt.com

            @svat @vertigo RPN mode / HP calculators must’ve been super popular there.

            raganwald@social.bau-ha.usR This user is from outside of this forum
            raganwald@social.bau-ha.usR This user is from outside of this forum
            raganwald@social.bau-ha.us
            wrote sidst redigeret af
            #33

            @colinstu @svat @vertigo Go Forth and multiply upon the Earth!

            1 Reply Last reply
            0
            • svat@mathstodon.xyzS svat@mathstodon.xyz

              I went to school in India, and we learned the multiplication tables with a chant that involved a postfix operator called "zaar":

              two one zaar two
              two two zaar four
              two three zaar six
              two four zaar eight
              two five zaar ten
              two six zaar twelve
              …

              We just accepted such a postfix operator as the most natural thing, and freely used it when talking to each other: “what is seven six zaar?” (42)

              Some of us were adults before realizing (and some probably never realizing) that these “tables” we all sang as children had probably started as:

              two ones are two
              two twos are four
              …

              dshan@mastodon.auD This user is from outside of this forum
              dshan@mastodon.auD This user is from outside of this forum
              dshan@mastodon.au
              wrote sidst redigeret af
              #34

              @svat I worked in IT with an Indian guy for years who always pronounced the "@" in email ids as "at-a-rate-of" (spoken quickly, jammed together) instead of simply "at". I never mentioned it to him but I assumed it originated from a similar school-days training experience.

              1 Reply Last reply
              0
              • timjan@social.linux.pizzaT timjan@social.linux.pizza

                @iris @thechris @tessarakt @weekend_editor @svat
                Clue given by the fact the German word for "point" should be "Punkt", not "Bunkt".

                iris@neuromatch.socialI This user is from outside of this forum
                iris@neuromatch.socialI This user is from outside of this forum
                iris@neuromatch.social
                wrote sidst redigeret af
                #35

                @timjan @thechris @tessarakt @weekend_editor @svat caught the hint, still didn't catch the meaning.

                paavi@mastodontti.fiP 1 Reply Last reply
                0
                • riggbeck@mastodon.socialR riggbeck@mastodon.social

                  @svat

                  The times table, or rote learning, is a good way of learning certain basic, fixed relationships. The whole class in my primary school would recite them at once. I'm wondering if schools do things differently now? I imagine so, but I can't think of another equally effective way of doing it.

                  zeborah@mastodon.nzZ This user is from outside of this forum
                  zeborah@mastodon.nzZ This user is from outside of this forum
                  zeborah@mastodon.nz
                  wrote sidst redigeret af
                  #36

                  @riggbeck I had one teacher who made us race to fill out a grid which had the numbers 1-10 down the side and along the top, and in each cell you had to write what the corresponding pair multiplied to. I think at the start of the year the numbers were all in order, and as we got better at it she jumbled up the numbers.

                  I was probably the only person in the class who actually really enjoyed it. 😆

                  @svat

                  riggbeck@mastodon.socialR 1 Reply Last reply
                  0
                  • svat@mathstodon.xyzS svat@mathstodon.xyz

                    I went to school in India, and we learned the multiplication tables with a chant that involved a postfix operator called "zaar":

                    two one zaar two
                    two two zaar four
                    two three zaar six
                    two four zaar eight
                    two five zaar ten
                    two six zaar twelve
                    …

                    We just accepted such a postfix operator as the most natural thing, and freely used it when talking to each other: “what is seven six zaar?” (42)

                    Some of us were adults before realizing (and some probably never realizing) that these “tables” we all sang as children had probably started as:

                    two ones are two
                    two twos are four
                    …

                    raewae@tech.lgbtR This user is from outside of this forum
                    raewae@tech.lgbtR This user is from outside of this forum
                    raewae@tech.lgbt
                    wrote sidst redigeret af
                    #37

                    @svat come to think of it the 'be' verb is really a postfix 'eval'

                    1 Reply Last reply
                    0
                    • svat@mathstodon.xyzS svat@mathstodon.xyz

                      I went to school in India, and we learned the multiplication tables with a chant that involved a postfix operator called "zaar":

                      two one zaar two
                      two two zaar four
                      two three zaar six
                      two four zaar eight
                      two five zaar ten
                      two six zaar twelve
                      …

                      We just accepted such a postfix operator as the most natural thing, and freely used it when talking to each other: “what is seven six zaar?” (42)

                      Some of us were adults before realizing (and some probably never realizing) that these “tables” we all sang as children had probably started as:

                      two ones are two
                      two twos are four
                      …

                      steffanstringer@mastodon.worldS This user is from outside of this forum
                      steffanstringer@mastodon.worldS This user is from outside of this forum
                      steffanstringer@mastodon.world
                      wrote sidst redigeret af
                      #38

                      @svat fantastic thread. Did not know about egg corns. I worked with 2 non-native English speakers from different countries (Germany, Finland) that both thought that the slightly crude and dismissive ‘I can’t be arsed’ was in fact, ‘I can’t be asked’, making it politer, and still functionally equivalent.

                      1 Reply Last reply
                      0
                      • raganwald@social.bau-ha.usR raganwald@social.bau-ha.us

                        @riggbeck @svat I am not particularly mathematical, but when I learned the “times table” in the 1960s, I recall finding simple patterns that helped me to both recite the table in class and to do arithmetic in my head.

                        I am not an educator either, but it feels to me like a wasted opportunity if the only thing we use tables for is rote memorization.

                        riggbeck@mastodon.socialR This user is from outside of this forum
                        riggbeck@mastodon.socialR This user is from outside of this forum
                        riggbeck@mastodon.social
                        wrote sidst redigeret af
                        #39

                        @raganwald @svat

                        Me too. I saw the pattern, used it and enjoyed it. But a lot of my classmates hated the whole thing and no doubt it turned them off maths for life.

                        1 Reply Last reply
                        0
                        • zeborah@mastodon.nzZ zeborah@mastodon.nz

                          @riggbeck I had one teacher who made us race to fill out a grid which had the numbers 1-10 down the side and along the top, and in each cell you had to write what the corresponding pair multiplied to. I think at the start of the year the numbers were all in order, and as we got better at it she jumbled up the numbers.

                          I was probably the only person in the class who actually really enjoyed it. 😆

                          @svat

                          riggbeck@mastodon.socialR This user is from outside of this forum
                          riggbeck@mastodon.socialR This user is from outside of this forum
                          riggbeck@mastodon.social
                          wrote sidst redigeret af
                          #40

                          @zeborah @svat

                          That seems like a good idea. i would have enjoyed it too.

                          1 Reply Last reply
                          0
                          • svat@mathstodon.xyzS svat@mathstodon.xyz

                            I went to school in India, and we learned the multiplication tables with a chant that involved a postfix operator called "zaar":

                            two one zaar two
                            two two zaar four
                            two three zaar six
                            two four zaar eight
                            two five zaar ten
                            two six zaar twelve
                            …

                            We just accepted such a postfix operator as the most natural thing, and freely used it when talking to each other: “what is seven six zaar?” (42)

                            Some of us were adults before realizing (and some probably never realizing) that these “tables” we all sang as children had probably started as:

                            two ones are two
                            two twos are four
                            …

                            geomannie@mastodon.scotG This user is from outside of this forum
                            geomannie@mastodon.scotG This user is from outside of this forum
                            geomannie@mastodon.scot
                            wrote sidst redigeret af
                            #41

                            @svat It's almost Reverse Polish Notation, such as older HP calculators used. For example, 2x6 is keyed as 2 ^enter^ 6 ^enter^ x which gives 12.
                            https://en.wikipedia.org/wiki/Reverse_Polish_notation

                            1 Reply Last reply
                            0
                            • bencurthoys@mastodon.socialB bencurthoys@mastodon.social

                              @riggbeck @svat my children are made to play https://www.topmarks.co.uk/maths-games/hit-the-button - quickfire times tables questions - and compete on speed. Less dull than chanting but they still hate it

                              riggbeck@mastodon.socialR This user is from outside of this forum
                              riggbeck@mastodon.socialR This user is from outside of this forum
                              riggbeck@mastodon.social
                              wrote sidst redigeret af
                              #42

                              @bencurthoys @svat

                              The problem may be with 'made to play'.

                              bencurthoys@mastodon.socialB 1 Reply Last reply
                              0
                              • iris@neuromatch.socialI iris@neuromatch.social

                                @timjan @thechris @tessarakt @weekend_editor @svat caught the hint, still didn't catch the meaning.

                                paavi@mastodontti.fiP This user is from outside of this forum
                                paavi@mastodontti.fiP This user is from outside of this forum
                                paavi@mastodontti.fi
                                wrote sidst redigeret af
                                #43

                                @iris @timjan @thechris @tessarakt @weekend_editor @svat If I understood the story, then in other words:
                                The points mentioned would be P, A and B, but due to dialect and the structure of the language someone just listening misses the P, because of the phonetical similarity or homophone nature of how P and B are spoken in that dialect. Does it make sense?
                                I happen to speak a language that doesn't have native words with "b" and when I say my name, starting with "p", German speaker hear "b".

                                1 Reply Last reply
                                0
                                • riggbeck@mastodon.socialR riggbeck@mastodon.social

                                  @bencurthoys @svat

                                  The problem may be with 'made to play'.

                                  bencurthoys@mastodon.socialB This user is from outside of this forum
                                  bencurthoys@mastodon.socialB This user is from outside of this forum
                                  bencurthoys@mastodon.social
                                  wrote sidst redigeret af
                                  #44

                                  @riggbeck @svat that's schools for you.

                                  1 Reply Last reply
                                  0
                                  • svat@mathstodon.xyzS svat@mathstodon.xyz

                                    I went to school in India, and we learned the multiplication tables with a chant that involved a postfix operator called "zaar":

                                    two one zaar two
                                    two two zaar four
                                    two three zaar six
                                    two four zaar eight
                                    two five zaar ten
                                    two six zaar twelve
                                    …

                                    We just accepted such a postfix operator as the most natural thing, and freely used it when talking to each other: “what is seven six zaar?” (42)

                                    Some of us were adults before realizing (and some probably never realizing) that these “tables” we all sang as children had probably started as:

                                    two ones are two
                                    two twos are four
                                    …

                                    zizabeph@mastodon.nzZ This user is from outside of this forum
                                    zizabeph@mastodon.nzZ This user is from outside of this forum
                                    zizabeph@mastodon.nz
                                    wrote sidst redigeret af
                                    #45

                                    @svat
                                    Calling @gretchenmcc this would make an amazing @lingthusiasm anecdote / bonus ep?

                                    1 Reply Last reply
                                    0
                                    • jwcph@helvede.netJ jwcph@helvede.net shared this topic
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