Seudónimo Seudónimo

16-09-2016
Mathematics

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Estimate 368+231 two different ways

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Julianna120 Julianna120

16-09-2016

Well, 300 + 200 = 500. 60 + 30 = 80. 8 + 1 = 9. Rounding it up, it would be 590.

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Аноним Аноним

16-09-2016

400+200=600 370+230=600

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