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OpenStudy (meilendurcer):
Use benchmarks to estimate each sum or difference. 3/4 + 8/9 A. about 1 1/2 B. about 1 3/4 C. about 1 8/9 D. about 2 i think it's i 1/2
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OpenStudy (anonymous):
8/9 is almost 9/9, which is 1, so it is very close to 3/4+1 or B.
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