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Use benchmarks to estimate each sum or difference. 4/5 + 8/9 a. about 1 1/2 b. about 1 3/4 c. about 1 8/9 d. about 2 Use benchmarks to estimate each sum or difference. 17/18 + 3/7 a. about 1/4 b. about
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Use benchmarks to estimate each sum or difference. 4/5 + 8/9

a. about 1 1/2
b. about 1 3/4
c. about 1 8/9
d. about 2

Use benchmarks to estimate each sum or difference. 17/18 + 3/7

a. about 1/4
b. about 1/2
c. about 0
d. about 1

User Vo Kim Nguyen
by
8.0k points

1 Answer

6 votes

the first one is B 1 35/45 is closer to 1 3/4

the second one is D

User Jon Hanson
by
8.2k points
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