Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 51 − 79 by rounding each number to the nearest 10: ______
- Estimate 87 + 24 by rounding each number to the nearest 10: ______
- Estimate 43 + 24 by rounding each number to the nearest 10: ______
- Estimate 72 − 63 by rounding each number to the nearest 10: ______
- Estimate 59 + 36 by rounding each number to the nearest 10: ______
- Estimate 84 + 59 by rounding each number to the nearest 10: ______
- Estimate 67 − 25 by rounding each number to the nearest 10: ______
- Estimate 23 − 27 by rounding each number to the nearest 10: ______
- Estimate 56 + 69 by rounding each number to the nearest 10: ______
- Estimate 51 − 81 by rounding each number to the nearest 10: ______
- Estimate 53 − 33 by rounding each number to the nearest 10: ______
- Estimate 72 − 24 by rounding each number to the nearest 10: ______
- Estimate 56 − 27 by rounding each number to the nearest 10: ______
- Estimate 78 + 79 by rounding each number to the nearest 10: ______
- Estimate 29 − 61 by rounding each number to the nearest 10: ______
- Estimate 44 − 40 by rounding each number to the nearest 10: ______
- Estimate 56 + 36 by rounding each number to the nearest 10: ______
- Estimate 43 + 23 by rounding each number to the nearest 10: ______
- Estimate 31 − 71 by rounding each number to the nearest 10: ______
- Estimate 61 − 69 by rounding each number to the nearest 10: ______