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ESTIMATING PRODUCTS BY ROUNDING

ESTIMATING PRODUCTS BY ROUNDING. Round both factors to the greatest place value. Multiply the front end digits of the rounded number. Count your zeros in the factors, and add them to the product.

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ESTIMATING PRODUCTS BY ROUNDING

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  1. ESTIMATING PRODUCTS BY ROUNDING

  2. Round both factors to the greatest place value. • Multiply the front end digits of the rounded number. • Count your zeros in the factors, and add them to the product.

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