9514 1404 393
Answer:
71/63
Explanation:
Let n represent the number of interest.
-4/7 + n = 5/9 . . . . . n must be added to -4/7 to get 5/9
n = 5/9 + 4/7 = (35 +36)/63 = 71/63
The number 71/63 must be added to -4/7 to get 5/9.
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