Answers

2014-09-07T21:17:46+08:00
1 2/3 = 5/3
setting the denominators to 15 we get
1 2/3 * 5/5 = 1 10/15
45 4/5 * 3/3 = 45 12/15
1 10/15 + 45 12/15 = 46 22/15 = 47 7/15
1 5 1
2014-09-07T21:18:39+08:00
1 + 45 = 46
2/3 + 4/5 = 22/15 by LCD
it is equals to 46 22/15
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