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Anonymous
2/3 + 8/9 = 6/9 + 8/9 = 14/9 or 1 and 5/9.
Wiki User
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It is: 1/3 plus 1/3 = 2/3
2/5 plus 1/3 plus 5/6 is equal to 1.57 or 1 57/100
5/4
1/6 + 3/6 = 4/6 = 2/3
3/8 + 1/2 = 3/8 + 4/8 = 7/8