Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 88 − 29 by rounding each number to the nearest 10: ______
- Estimate 72 − 30 by rounding each number to the nearest 10: ______
- Estimate 56 − 81 by rounding each number to the nearest 10: ______
- Estimate 78 − 37 by rounding each number to the nearest 10: ______
- Estimate 47 − 37 by rounding each number to the nearest 10: ______
- Estimate 28 − 72 by rounding each number to the nearest 10: ______
- Estimate 58 − 80 by rounding each number to the nearest 10: ______
- Estimate 64 − 65 by rounding each number to the nearest 10: ______
- Estimate 42 − 28 by rounding each number to the nearest 10: ______
- Estimate 86 − 76 by rounding each number to the nearest 10: ______
- Estimate 34 − 81 by rounding each number to the nearest 10: ______
- Estimate 79 − 41 by rounding each number to the nearest 10: ______
- Estimate 50 + 62 by rounding each number to the nearest 10: ______
- Estimate 76 − 75 by rounding each number to the nearest 10: ______
- Estimate 63 + 28 by rounding each number to the nearest 10: ______
- Estimate 51 − 80 by rounding each number to the nearest 10: ______
- Estimate 89 + 21 by rounding each number to the nearest 10: ______
- Estimate 68 − 50 by rounding each number to the nearest 10: ______
- Estimate 68 − 54 by rounding each number to the nearest 10: ______
- Estimate 25 + 37 by rounding each number to the nearest 10: ______