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When working with mixed numbers, it is usually easier to convert them to improper fractions, do the operations, and then to convert any resulting improper fraction back to a mixed number:

1/5 × 9 1/7 = 1/5 × (9×7+1)/7 = 1/5 × 64/7 = (1×64)/(5×7) = 64/35 = 1 29/35

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9y ago

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