Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 − 61 by rounding each number to the nearest 10: ______
- Estimate 40 − 71 by rounding each number to the nearest 10: ______
- Estimate 62 − 80 by rounding each number to the nearest 10: ______
- Estimate 74 + 58 by rounding each number to the nearest 10: ______
- Estimate 68 + 33 by rounding each number to the nearest 10: ______
- Estimate 61 + 36 by rounding each number to the nearest 10: ______
- Estimate 68 − 25 by rounding each number to the nearest 10: ______
- Estimate 83 − 51 by rounding each number to the nearest 10: ______
- Estimate 83 + 88 by rounding each number to the nearest 10: ______
- Estimate 21 + 67 by rounding each number to the nearest 10: ______
- Estimate 35 + 79 by rounding each number to the nearest 10: ______
- Estimate 85 − 79 by rounding each number to the nearest 10: ______
- Estimate 61 − 50 by rounding each number to the nearest 10: ______
- Estimate 21 + 76 by rounding each number to the nearest 10: ______
- Estimate 29 − 69 by rounding each number to the nearest 10: ______
- Estimate 33 + 78 by rounding each number to the nearest 10: ______
- Estimate 77 + 58 by rounding each number to the nearest 10: ______
- Estimate 56 − 25 by rounding each number to the nearest 10: ______
- Estimate 53 − 83 by rounding each number to the nearest 10: ______
- Estimate 55 − 69 by rounding each number to the nearest 10: ______