Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 44 + 22 by rounding each number to the nearest 10: ______
- Estimate 55 − 78 by rounding each number to the nearest 10: ______
- Estimate 88 − 87 by rounding each number to the nearest 10: ______
- Estimate 60 + 43 by rounding each number to the nearest 10: ______
- Estimate 83 − 72 by rounding each number to the nearest 10: ______
- Estimate 38 + 45 by rounding each number to the nearest 10: ______
- Estimate 79 + 68 by rounding each number to the nearest 10: ______
- Estimate 83 − 89 by rounding each number to the nearest 10: ______
- Estimate 64 − 76 by rounding each number to the nearest 10: ______
- Estimate 88 − 65 by rounding each number to the nearest 10: ______
- Estimate 82 − 36 by rounding each number to the nearest 10: ______
- Estimate 53 + 77 by rounding each number to the nearest 10: ______
- Estimate 84 − 70 by rounding each number to the nearest 10: ______
- Estimate 43 − 27 by rounding each number to the nearest 10: ______
- Estimate 44 − 55 by rounding each number to the nearest 10: ______
- Estimate 79 + 28 by rounding each number to the nearest 10: ______
- Estimate 70 − 68 by rounding each number to the nearest 10: ______
- Estimate 31 − 25 by rounding each number to the nearest 10: ______
- Estimate 73 + 60 by rounding each number to the nearest 10: ______
- Estimate 38 + 54 by rounding each number to the nearest 10: ______