Answers

2014-09-23T20:45:21+08:00
1/2 x 2/1 = 2/2 or 1
1/2 + 1/2= 2/2 or 1
3/2 - 1/2 = 2/2 or 1
1/2 divided by 1/2 = 2/2 or 1
5/10 + 5/10 = 10/10 or 1
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