billycain5919 billycain5919

03-10-2018
Mathematics

contestada

To find 12times 13 i double 13and halve 12and then multiply.

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Twixbaby15 Twixbaby15

03-10-2018

Or........
We already know 12 x 12 =144. So all you could do isis add 12 to 144 to get your complete answer. Which is:

12 x 13 = 156

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