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OpenStudy (isabella1870):
Estimate the following sum using front-end estimation. 48.1 + 29.7 + 11.8 70 80 90 100
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OpenStudy (maddielb):
Thoughts?
OpenStudy (isabella1870):
80?
OpenStudy (jtm-pa):
50 + 30 +10=90
OpenStudy (maddielb):
Yep^
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