Which is a good comparison of the estimated sum and the actual sum of 7 7/8 and 2 11/12?
Mathematics
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Which is a good comparison of the estimated sum and the actual sum of 7 7/8 and 2 11/12?
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1. User Answers Anonym
7/8 is nearly 1.
11/12 is also nearly 1.
Estimate:
7+7/8+2+11/12≈7+1+2+1≈11
Real Answer:
7+7/8+2+11/12
=9+7/8+11/12
=72/8+7/8+11/12
=79/8+11/12
=948/96+88/96
=1036/96
=960/96+76/96
=10+76/96