Asked by Bob

Are the following fractions equivalent? justify your answer

18/24 9/12 15/20 6/9
Answered by Ms. Sue
Three of the fractions = 3/4

One does not.

Answered by Bosnian
18=2*3*3
24=2*2*2*3
18/24=(2*3*3)/(2*2*2*3)=3/(2*2)=3/4

9=3*3
12=2*2*3
9/12=(3*3)/(2*2*3)=3/(2*2)=3/4

15=3*5
20=2*2*5
15/20=(3*5)/(2*2*5)=3/(2*2)=3/4

6=2*3
9=3*3
6/9=(2*3)/(3*3)=2/3
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