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Estimate. then record the product. 640×3 =1800+12+3=1815 so how do I estimate?

Estimate. then record the product. 640×3 =1800+12+3=1815 so how do I estimate?
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Estimate. then record the product. 640×3 =1800+12+3=1815 so how do I estimate?

Estimate. then record the product. 640×3 =1800+12+3=1815 so how do I estimate?-example-1
User Rob Paddock
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1 Answer

1 vote

Round each number and then multiply

User Irfan Ashraf
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