Soraya186 Soraya186

02-08-2015
Mathematics

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Explain why an addition problem that has a 4-digit addends could have a 5 digit sum.

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08-08-2015

If the two four digit numbers have their thousands element adding up to a number greater than 10 then the result would be a five digit number. eg 5000 + 5000 = 10000, a five digit number

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