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May 25, 2015

Homework Help: Math add subtract fractions

Posted by marko on Wednesday, December 21, 2011 at 6:05pm.

Can you check my answers:
2) 5/8 - 1/4
i got: 3/8

4) 1 1/2 - 2 4/5
i got: 7/10

6) 5 7/8 + 3 5/12
i got: 9 7/24

10) 3 1/2 + 2 2/5
i got: 5 9/10

18) 6 7/12 + 4 5/12
i got: 11

20) 7 9/10 + 3 3/10
i got: 11 1/5

22) 18 3/8 + 11 6/7
i got: 30 13/56

24) 26 9/10 + 72 5/6
i got: 99 11/15

26) 3/14 + 17/63
i got: 61/126

28) 2 5/6 - 2 5/22
i got: 20/33

30) 3 5/9 - 2 11/12
i got: 23/36

are these right?

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