Estimation & Rounding (Grade 5) - Set B
Round numbers to estimate sums, differences, and products.
✓ Answer key checked by math, never wrong
Grade 5 · Math worksheet
Name
Date
Math
Estimation & Rounding
Round each number first, then estimate the sum, difference, or product.
- 1.Estimate 79 + 24 by rounding each to the nearest 10.
- 2.Estimate 85 + 90 by rounding each to the nearest 10.
- 3.Estimate 47 + 24 by rounding each to the nearest 10.
- 4.Estimate 48 + 86 by rounding each to the nearest 10.
- 5.Estimate 44 + 15 by rounding each to the nearest 10.
- 6.Estimate 22 + 18 by rounding each to the nearest 10.
- 7.Estimate 917 - 509 by rounding each to the nearest 100.
- 8.Estimate 338 - 225 by rounding each to the nearest 100.
- 9.Estimate 887 - 331 by rounding each to the nearest 100.
- 10.Estimate 807 - 143 by rounding each to the nearest 100.
- 11.Estimate 506 - 208 by rounding each to the nearest 100.
- 12.Estimate 65 x 64 by rounding each to the nearest 10.
- 13.Estimate 70 x 69 by rounding each to the nearest 10.
- 14.Estimate 28 x 27 by rounding each to the nearest 10.
- 15.Estimate 20 x 20 by rounding each to the nearest 10.
- 16.Estimate 82 x 17 by rounding each to the nearest 10.
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