G45.M3.S1.Q1

Solve 65 x 87 using the optimized double-step multiplication method.

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Solve 57 x 75 using the optimized double-step multiplication method.

Solve 98 x 6 using the step multiplication method.​ (a)  

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• 568

Solve 12 x 47 using an optimized double-step multiplication method.

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Solve 99 x 7 using the step multiplication method.

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• 683

Solve 35 x 7 using the step multiplication method.

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Solve 48 x 64 using an optimized double-step multiplication method.