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Best Answer

7/10 + 8/9 =

7(9)/90 + 8(10) / 90 =

63/90 + 80/90 =

143/90 =

1 53/90

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lenpollock

Lvl 16
3mo ago
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Wiki User

12y ago

One and 53/90ths

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Q: What is seven tenths plus eight ninths?
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