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Xiaos teacher asked him to rewrite the sum 60+90 as the product of the gcf of the two numbers and a sum .xiao wrote 3(20+30).what mistake did he make? How should he have written…
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Xiaos teacher asked him to rewrite the sum 60+90 as the product of the gcf of the two numbers and a sum .xiao wrote 3(20+30).what mistake did he make? How should he have written…
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Apr 26, 2018
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Xiaos teacher asked him to rewrite the sum 60+90 as the product of the gcf of the two numbers and a sum .xiao wrote 3(20+30).what mistake did he make? How should he have written the sum
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1st he should have found the GCF of 60
2nd he should have found the GCF of 90,
the GCF of 30 = 2x3x5
the GCF of 90 = 2x3²x5
So the GCF of 60 and 90 is 2x3x5 = 30
Jeremy Green
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May 2, 2018
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