cbw2001 cbw2001

01-10-2018
Mathematics

contestada

PLZ HELP 20 PTS
Use rounding to determine if the answer is reasonable. Round each of the factors to the nearest ten, then multiply. 117 × 19 = 222.3

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boi3456 boi3456

01-10-2018

Its not correct because the answer would be 1,440 (rounded) this is no where near as close as 222.3.

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Аноним Аноним

01-10-2018

117 * 19

= 120 * 20 to the nearest 10

= 2400 which indicates that 2223 is a reasonable answer.

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