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1 vote
How can u use 7x4 to find 8x7

User Ilka
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2 Answers

6 votes
After multiplying 7×4 which is 28, you then double it to find 56 which is 8×7
User Derwiwie
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5 votes
find 7×3=21 and add 7
find 8×6=68 and add 8
User Darlan Dieterich
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