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Mathematics, 12.08.2020 22:01 gobbler80

(a) How could you calculate 23 x 4 on your calculator if the 4 button is broken? (b) How could you calculate 23 x 21 if the 2 button on your calculator is broken?

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(a) How could you calculate 23 x 4 on your calculator if the 4 button is broken? (b) How could you c...
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