Use a mental math strategy to find 290+602.Eplain how to checkyour answer using a diffrent strategy.

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asked Apr 16, 2017 203k views

1 Answer

Salep · Answer 1 · 2017-04-22T05:38:43+0000

Mental math: 892

To check your answer, subtract 892-290 or 892-602. If you chose 892-290, the answer would be 602. If you chose 892-602, the answer would be 290.

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Use a mental math strategy to find 290+602.Eplain how to checkyour answer using a diffrent strategy.

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