Form 7: Estimating Products
Use rounding and mental math strategies to estimate the products of multiplication equations. Check whether your calculated answers are reasonable and accurate.
Questions
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MultiChoice
Estimate 48 x 6 by rounding 48 to the nearest ten.
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MultiChoice
Estimate 82 x 39 by rounding both numbers to the nearest ten.
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MultiChoice
Is the exact product of 29 x 5 greater than or less than 150?
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MultiChoice
Estimate 613 x 4 by rounding 613 to the nearest hundred.
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MultiChoice
Estimate 77 x 21 by rounding to nearest tens.
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MultiChoice
Which estimate is closest to 52 x 18?
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MultiChoice
Estimate 394 x 8 by rounding 394 to the nearest hundred.
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MultiChoice
Estimate 93 x 48 by rounding to nearest tens.
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MultiChoice
About how much is 28 x 31?
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MultiChoice
Estimate 187 x 5 by rounding 187 to the nearest hundred.
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MultiChoice
Which product is estimated to be around 2000?
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MultiChoice
Estimate the total weight of 63 packages weighing 19 lbs each.