math
posted by lesile .
why does 3/102/11 =13/110?

math 
Ms. Sue
First, we change the fractions to equivalent fractions.
3/10 = 33/110
2/11 = 20/110
Subtract:
33/110  20/110 = 13/110
http://www.mathsisfun.com/equivalent_fractions.html
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