Evaluate the fractions.?
回答 (3)
2008-09-01 10:35 am
✔ 最佳答案
The Lowest Common Denominator is 15, so 2/5 becomes 6/157/15 + 6/15 = 13/15
The answer is 13/15
2008-09-01 6:23 pm
7/15 + 2/5
= 7/15 + (2 x 3)/(5 x 3)
= 7/15 + 6/15
= 13/15
= 7/15 + (2 x 3)/(5 x 3)
= 7/15 + 6/15
= 13/15
2008-09-01 5:31 pm
7/15+2/5= 7/15+6/15= 13/15
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