Posted by **Bob** on Sunday, November 21, 2010 at 8:19pm.

Are the following fractions equivalent? justify your answer

18/24 9/12 15/20 6/9

- Math -
**Ms. Sue**, Sunday, November 21, 2010 at 8:26pm
Three of the fractions = 3/4

One does not.

- Math -
**Bosnian**, Sunday, November 21, 2010 at 8:41pm
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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