Solving 4 x 3 first to make 12 and then multiplying by 7 would probably be the easiest option to do in your head. Sometimes it might not be easy to ... have a large 2-digit number multiplied ...
Solving 4 x 3 first to make 12 and then multiplying by 7 would probably be the easiest option to do in your head. Sometimes it might not be easy to ... have a large 2-digit number multiplied ...
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