Check your Understanding
A. Estimate by rounding each factor to the nearest whole number.
1. 3.21 X 8
2. 7.9 x 12
3. 5.6 x 7.1
4. 10.83 x 7.91
5. 7.06 x 3
B. Use compatible numbers to estimate the product.
6. 81.3 x 2.12
7. 4.35 x 33.41
8. 18.6 x 32.7
C. Find the range for the product of:
9. 8.73 x 46.9
10. 31.72 x 4.9

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