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  3. When you need to multiply 7*8 do you simply have it memorized, or do you need to add, subtract or otherwise connect it to another math fact that you know better?

When you need to multiply 7*8 do you simply have it memorized, or do you need to add, subtract or otherwise connect it to another math fact that you know better?

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  • futurebird@sauropods.winF futurebird@sauropods.win

    When you need to multiply 7*8 do you simply have it memorized, or do you need to add, subtract or otherwise connect it to another math fact that you know better?

    That is do you simply think "56" or are there more thoughts that lead to 56?

    mmby@mastodon.socialM This user is from outside of this forum
    mmby@mastodon.socialM This user is from outside of this forum
    mmby@mastodon.social
    wrote sidst redigeret af
    #10

    @futurebird is it relevant that I though "six seven" even though I'm a millenial? and this one, I do take the result from memory - though I had to reconstruct it from 7*5 (memory) + 7 to reassure myself

    1 Reply Last reply
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    • futurebird@sauropods.winF futurebird@sauropods.win

      @troberts

      I want to delete this but I won't because it's too funny.

      Good lord.

      futurebird@sauropods.winF This user is from outside of this forum
      futurebird@sauropods.winF This user is from outside of this forum
      futurebird@sauropods.win
      wrote sidst redigeret af
      #11

      @troberts

      I will edit it because it's confusing and the human equivalent of data poisoning to leave it as it is.

      sloanlance@mastodon.socialS 1 Reply Last reply
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      • futurebird@sauropods.winF futurebird@sauropods.win

        When you need to multiply 7*8 do you simply have it memorized, or do you need to add, subtract or otherwise connect it to another math fact that you know better?

        That is do you simply think "56" or are there more thoughts that lead to 56?

        oldwoofian@beige.partyO This user is from outside of this forum
        oldwoofian@beige.partyO This user is from outside of this forum
        oldwoofian@beige.party
        wrote sidst redigeret af
        #12

        @futurebird I always know it's 42 because that is the answer to life, the universe and everything.

        All other multiplication challenges are a combination of all four listed answers

        1 Reply Last reply
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        • futurebird@sauropods.winF futurebird@sauropods.win

          When you need to multiply 7*8 do you simply have it memorized, or do you need to add, subtract or otherwise connect it to another math fact that you know better?

          That is do you simply think "56" or are there more thoughts that lead to 56?

          kalenxi@mastodon.socialK This user is from outside of this forum
          kalenxi@mastodon.socialK This user is from outside of this forum
          kalenxi@mastodon.social
          wrote sidst redigeret af
          #13

          @futurebird I hated having to memorize times tables in elementary school. But I got fast at using the parts I did remember. So I would do 7*6 as (6*6)+6. And 8*6 as (6*6)+(2*6). So effectively I just memorized the 2, 5, 10 and square tables and derived everything else by addition and subtraction.

          silhelm@craftgoblin.clubS 1 Reply Last reply
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          • futurebird@sauropods.winF futurebird@sauropods.win

            When you need to multiply 7*8 do you simply have it memorized, or do you need to add, subtract or otherwise connect it to another math fact that you know better?

            That is do you simply think "56" or are there more thoughts that lead to 56?

            kbm0@mastodon.socialK This user is from outside of this forum
            kbm0@mastodon.socialK This user is from outside of this forum
            kbm0@mastodon.social
            wrote sidst redigeret af
            #14

            @futurebird We spent ages learning "times tables" by rote up to 12 (a hangover from the imperial measurement system), so in principle the answer to any small multiplication just springs to mind. Strangely some combinations seem to be unusually tricky to remember, and 7*6 is one of them. Whereas 7*8 is much easier.

            danielakay@chaos.socialD anabollocks@masto.nycA 2 Replies Last reply
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            • futurebird@sauropods.winF futurebird@sauropods.win

              When you need to multiply 7*8 do you simply have it memorized, or do you need to add, subtract or otherwise connect it to another math fact that you know better?

              That is do you simply think "56" or are there more thoughts that lead to 56?

              emag@strangeplace.meE This user is from outside of this forum
              emag@strangeplace.meE This user is from outside of this forum
              emag@strangeplace.me
              wrote sidst redigeret af
              #15

              @futurebird I'm too old to not have up to roughly 12x12 (though honestly more like 10x10) memorized. Those nuns at least couldn't apply corporal punishment at my school. Base 2, well that's a professional job skill.

              1 Reply Last reply
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              • futurebird@sauropods.winF futurebird@sauropods.win

                When you need to multiply 7*8 do you simply have it memorized, or do you need to add, subtract or otherwise connect it to another math fact that you know better?

                That is do you simply think "56" or are there more thoughts that lead to 56?

                glipari@social.sciences.reG This user is from outside of this forum
                glipari@social.sciences.reG This user is from outside of this forum
                glipari@social.sciences.re
                wrote sidst redigeret af
                #16

                @futurebird
                7*6=42 not 56

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                • futurebird@sauropods.winF futurebird@sauropods.win

                  Look at the edit history if you want a laugh.

                  glipari@social.sciences.reG This user is from outside of this forum
                  glipari@social.sciences.reG This user is from outside of this forum
                  glipari@social.sciences.re
                  wrote sidst redigeret af
                  #17

                  @futurebird
                  Ops

                  1 Reply Last reply
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                  • futurebird@sauropods.winF futurebird@sauropods.win

                    When you need to multiply 7*8 do you simply have it memorized, or do you need to add, subtract or otherwise connect it to another math fact that you know better?

                    That is do you simply think "56" or are there more thoughts that lead to 56?

                    jadedarko@hachyderm.ioJ This user is from outside of this forum
                    jadedarko@hachyderm.ioJ This user is from outside of this forum
                    jadedarko@hachyderm.io
                    wrote sidst redigeret af
                    #18

                    @futurebird 8 * 8 = 64; 64 - 8 = 56

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                    • futurebird@sauropods.winF futurebird@sauropods.win

                      When you need to multiply 7*8 do you simply have it memorized, or do you need to add, subtract or otherwise connect it to another math fact that you know better?

                      That is do you simply think "56" or are there more thoughts that lead to 56?

                      anomnomnomaly@beige.partyA This user is from outside of this forum
                      anomnomnomaly@beige.partyA This user is from outside of this forum
                      anomnomnomaly@beige.party
                      wrote sidst redigeret af
                      #19

                      @futurebird

                      For certain types of multiplication... I multiply by 10 (or 100), 1000 and so forth, then subtract the smaller number.

                      So 7*8 becomes 70 - 2*7 (14) = 56. Obviously I don't do that with such small numbers, but it does work very well when using larger ones.

                      By converting the answer into two smaller and quicker to answer ones... I get to the answer quicker than some people trying to do the single way.

                      D 1 Reply Last reply
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                      • futurebird@sauropods.winF futurebird@sauropods.win

                        Look at the edit history if you want a laugh.

                        xarvos@outerheaven.clubX This user is from outside of this forum
                        xarvos@outerheaven.clubX This user is from outside of this forum
                        xarvos@outerheaven.club
                        wrote sidst redigeret af
                        #20

                        @futurebird@sauropods.win my instance still keep the old poll options 🙂

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                        • keefeglise@mastodonapp.ukK keefeglise@mastodonapp.uk

                          @futurebird Good question. Also, what is the answer to the ultimate question of life, the universe, and everything?

                          keefeglise@mastodonapp.ukK This user is from outside of this forum
                          keefeglise@mastodonapp.ukK This user is from outside of this forum
                          keefeglise@mastodonapp.uk
                          wrote sidst redigeret af
                          #21

                          @futurebird Ah you edited. Now I look like an idiot. It was bad enough just being one.

                          futurebird@sauropods.winF 1 Reply Last reply
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                          • futurebird@sauropods.winF futurebird@sauropods.win

                            When you need to multiply 7*8 do you simply have it memorized, or do you need to add, subtract or otherwise connect it to another math fact that you know better?

                            That is do you simply think "56" or are there more thoughts that lead to 56?

                            davep@infosec.exchangeD This user is from outside of this forum
                            davep@infosec.exchangeD This user is from outside of this forum
                            davep@infosec.exchange
                            wrote sidst redigeret af
                            #22

                            @futurebird I kind of see it straight away but also see the matrix of multiplication in my head as a sort of validation thing at the same time.

                            If that makes sense 🤪

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                            • futurebird@sauropods.winF futurebird@sauropods.win

                              When you need to multiply 7*8 do you simply have it memorized, or do you need to add, subtract or otherwise connect it to another math fact that you know better?

                              That is do you simply think "56" or are there more thoughts that lead to 56?

                              johnnythan@tuebingen.networkJ This user is from outside of this forum
                              johnnythan@tuebingen.networkJ This user is from outside of this forum
                              johnnythan@tuebingen.network
                              wrote sidst redigeret af
                              #23

                              @futurebird I have the weirdest thing with this.

                              When I had to learn those multiplications my mom would question me for practice. I always forgot the answer to 7*8.

                              One day we were in the living room and the TV remote was on the table. Remember the numbers on that:
                              1 2 3
                              4 5 6
                              7 8 9

                              So I saw 7 and 8 on there, and the right answer just above. It clicked in my head.

                              So whenever I have to multiply 7 and 8 I see a TV Remote in my head. We don't even own a TV, I havn't had one since 2001.

                              kennypark@mastodon.scotK esvrld@normal.styleE josh0@babka.socialJ ericlawton@kolektiva.socialE falcennial@mastodon.socialF 5 Replies Last reply
                              0
                              • futurebird@sauropods.winF futurebird@sauropods.win

                                When you need to multiply 7*8 do you simply have it memorized, or do you need to add, subtract or otherwise connect it to another math fact that you know better?

                                That is do you simply think "56" or are there more thoughts that lead to 56?

                                knodel@mastodon.deK This user is from outside of this forum
                                knodel@mastodon.deK This user is from outside of this forum
                                knodel@mastodon.de
                                wrote sidst redigeret af
                                #24

                                @futurebird

                                I'm 56 years now, so I had quite a time to learn. But I remember especially this problem to be a hard one for me when I was a child.

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                                • futurebird@sauropods.winF futurebird@sauropods.win

                                  When you need to multiply 7*8 do you simply have it memorized, or do you need to add, subtract or otherwise connect it to another math fact that you know better?

                                  That is do you simply think "56" or are there more thoughts that lead to 56?

                                  miracorvino@mastodon.socialM This user is from outside of this forum
                                  miracorvino@mastodon.socialM This user is from outside of this forum
                                  miracorvino@mastodon.social
                                  wrote sidst redigeret af
                                  #25

                                  @futurebird I just remember the words. Like a song or a poem. Math was never a favorite subject.

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                                  • keefeglise@mastodonapp.ukK keefeglise@mastodonapp.uk

                                    @futurebird Ah you edited. Now I look like an idiot. It was bad enough just being one.

                                    futurebird@sauropods.winF This user is from outside of this forum
                                    futurebird@sauropods.winF This user is from outside of this forum
                                    futurebird@sauropods.win
                                    wrote sidst redigeret af
                                    #26

                                    @keefeglise

                                    I thought about leaving it, but it seemed too confusing.

                                    1 Reply Last reply
                                    0
                                    • futurebird@sauropods.winF futurebird@sauropods.win

                                      When you need to multiply 7*8 do you simply have it memorized, or do you need to add, subtract or otherwise connect it to another math fact that you know better?

                                      That is do you simply think "56" or are there more thoughts that lead to 56?

                                      jakobtougaard@mastodon.onlineJ This user is from outside of this forum
                                      jakobtougaard@mastodon.onlineJ This user is from outside of this forum
                                      jakobtougaard@mastodon.online
                                      wrote sidst redigeret af
                                      #27

                                      @futurebird I had a hard time learning the multiplication tables, especially for 7 and 8. Until I realised I didn't need them 😁. All I needed was to remember 7×8=56. For all other multiplications (up to 10), the other tables would do just fine 😆

                                      1 Reply Last reply
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                                      • futurebird@sauropods.winF futurebird@sauropods.win

                                        Look at the edit history if you want a laugh.

                                        len@nyan.networkL This user is from outside of this forum
                                        len@nyan.networkL This user is from outside of this forum
                                        len@nyan.network
                                        wrote sidst redigeret af
                                        #28
                                        @futurebird ...the first poll option still says 7*6 for me
                                        1 Reply Last reply
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                                        • johnnythan@tuebingen.networkJ johnnythan@tuebingen.network

                                          @futurebird I have the weirdest thing with this.

                                          When I had to learn those multiplications my mom would question me for practice. I always forgot the answer to 7*8.

                                          One day we were in the living room and the TV remote was on the table. Remember the numbers on that:
                                          1 2 3
                                          4 5 6
                                          7 8 9

                                          So I saw 7 and 8 on there, and the right answer just above. It clicked in my head.

                                          So whenever I have to multiply 7 and 8 I see a TV Remote in my head. We don't even own a TV, I havn't had one since 2001.

                                          kennypark@mastodon.scotK This user is from outside of this forum
                                          kennypark@mastodon.scotK This user is from outside of this forum
                                          kennypark@mastodon.scot
                                          wrote sidst redigeret af
                                          #29

                                          @johnnythan @futurebird Similarly, when I have to tell left from right, I think of my the last turn when driving to our local library when I was an infant, because I'd overheard an adult call it a left turn. I _see_ that road every time. I'm 49.

                                          webhat@infosec.exchangeW jztusk@mastodon.socialJ 2 Replies Last reply
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