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ICE Princess25 [194]
3 years ago
7

First, rewrite 7/9 and 16/21 so that they have a common denominator.

Mathematics
1 answer:
sattari [20]3 years ago
5 0
49/63 and 48/63..........
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Step-by-step explanation:

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This is Hard for me!
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DIFFERENTIATION
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