grapes1 grapes1

27-09-2015
Mathematics

contestada

Explain how you would estimate to subtract 189 from 643

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deeznuts7 deeznuts7

27-09-2015

well frist you cant do 189 from 643. u have to do 643 - 189.and that well be 743

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kayleigh1 kayleigh1

27-09-2015

643 will round to 600 and 189 will round to 299 so 600 - 200 = 400

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