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Mathematics 13 Online
OpenStudy (anonymous):

3/7+1/2=

OpenStudy (anonymous):

13/14

OpenStudy (anonymous):

4/5

OpenStudy (anonymous):

common demnominator is 14 because both 7 and 2 both go into 14. multiply each fraction by the number it takes to get 14. for example, 3/7 *2 =6/14 (multiplying both the numerator and the denominator by 2). now do the same with 1/2 and then add the numerators over /14

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