Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 + 88 by rounding each number to the nearest 10: ______
- Estimate 89 + 79 by rounding each number to the nearest 10: ______
- Estimate 88 − 67 by rounding each number to the nearest 10: ______
- Estimate 82 − 63 by rounding each number to the nearest 10: ______
- Estimate 76 + 74 by rounding each number to the nearest 10: ______
- Estimate 89 − 53 by rounding each number to the nearest 10: ______
- Estimate 38 + 27 by rounding each number to the nearest 10: ______
- Estimate 60 − 88 by rounding each number to the nearest 10: ______
- Estimate 68 + 86 by rounding each number to the nearest 10: ______
- Estimate 70 + 35 by rounding each number to the nearest 10: ______
- Estimate 28 + 80 by rounding each number to the nearest 10: ______
- Estimate 86 − 65 by rounding each number to the nearest 10: ______
- Estimate 69 + 83 by rounding each number to the nearest 10: ______
- Estimate 76 + 58 by rounding each number to the nearest 10: ______
- Estimate 28 − 40 by rounding each number to the nearest 10: ______
- Estimate 79 + 81 by rounding each number to the nearest 10: ______
- Estimate 40 + 56 by rounding each number to the nearest 10: ______
- Estimate 30 − 44 by rounding each number to the nearest 10: ______
- Estimate 80 − 30 by rounding each number to the nearest 10: ______
- Estimate 38 − 69 by rounding each number to the nearest 10: ______