Another question! using compatible numbers, which is the best estimate of (28.5)(7.1) 36 40 210 or 300?

asked Jul 26, 2021 36.9k views

2 votes

Another question! using compatible numbers, which is the best estimate of (28.5)(7.1)

36

40

210

or 300?

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2 votes

210 // 28x7=198 rounded equals 200 and 300 would be far off so 210

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5 votes

it would be 210 because 29(7) is 203 and 210 is the closest answer :)

Eirik W answered Aug 1, 2021

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