andrewmcghee99 andrewmcghee99

23-06-2017
Mathematics

contestada

Estimate the difference between 156 and 31 by first rounding each number to the nearest ten.

190
180
120
130

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xxxcaballero18 xxxcaballero18

23-06-2017

pretty sure 120 is the answer hope this helps

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makydenmark makydenmark

23-06-2017

130 is the correct answer 156 rounds to 160 and 31 rounds to 30 so 160-30=130

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