Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 76 − 68 by rounding each number to the nearest 10: ______
- Estimate 80 − 32 by rounding each number to the nearest 10: ______
- Estimate 89 + 84 by rounding each number to the nearest 10: ______
- Estimate 72 + 74 by rounding each number to the nearest 10: ______
- Estimate 71 + 45 by rounding each number to the nearest 10: ______
- Estimate 68 − 59 by rounding each number to the nearest 10: ______
- Estimate 23 + 33 by rounding each number to the nearest 10: ______
- Estimate 51 − 40 by rounding each number to the nearest 10: ______
- Estimate 53 − 87 by rounding each number to the nearest 10: ______
- Estimate 46 + 85 by rounding each number to the nearest 10: ______
- Estimate 43 + 46 by rounding each number to the nearest 10: ______
- Estimate 56 + 61 by rounding each number to the nearest 10: ______
- Estimate 77 − 37 by rounding each number to the nearest 10: ______
- Estimate 43 − 72 by rounding each number to the nearest 10: ______
- Estimate 58 − 86 by rounding each number to the nearest 10: ______
- Estimate 66 − 87 by rounding each number to the nearest 10: ______
- Estimate 42 − 36 by rounding each number to the nearest 10: ______
- Estimate 52 + 41 by rounding each number to the nearest 10: ______
- Estimate 41 + 84 by rounding each number to the nearest 10: ______
- Estimate 32 + 81 by rounding each number to the nearest 10: ______