Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 85 − 56 by rounding each number to the nearest 10: ______
- Estimate 77 − 54 by rounding each number to the nearest 10: ______
- Estimate 31 − 24 by rounding each number to the nearest 10: ______
- Estimate 66 + 76 by rounding each number to the nearest 10: ______
- Estimate 56 + 63 by rounding each number to the nearest 10: ______
- Estimate 84 − 84 by rounding each number to the nearest 10: ______
- Estimate 67 − 35 by rounding each number to the nearest 10: ______
- Estimate 71 − 52 by rounding each number to the nearest 10: ______
- Estimate 71 − 34 by rounding each number to the nearest 10: ______
- Estimate 89 + 35 by rounding each number to the nearest 10: ______
- Estimate 37 + 87 by rounding each number to the nearest 10: ______
- Estimate 85 + 29 by rounding each number to the nearest 10: ______
- Estimate 56 − 75 by rounding each number to the nearest 10: ______
- Estimate 65 − 44 by rounding each number to the nearest 10: ______
- Estimate 51 + 58 by rounding each number to the nearest 10: ______
- Estimate 59 − 72 by rounding each number to the nearest 10: ______
- Estimate 48 − 83 by rounding each number to the nearest 10: ______
- Estimate 65 − 25 by rounding each number to the nearest 10: ______
- Estimate 36 − 81 by rounding each number to the nearest 10: ______
- Estimate 75 − 62 by rounding each number to the nearest 10: ______