08-12-2014
Mathematics

Answered

what shortcut can you use to multiply tens by tens, such as 40x60"

Verified Answer :

galiszewskis galiszewskis

08-12-2014

Multiply the first number , such as 4 and 6, and then add however many 0's there are

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Anonymous Anonymous

08-12-2014

[tex] Estimate: 40x60
6x4 = 24
0x0=0
60x40=
2,400

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