Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 − 68 by rounding each number to the nearest 10: ______
- Estimate 79 − 74 by rounding each number to the nearest 10: ______
- Estimate 87 − 66 by rounding each number to the nearest 10: ______
- Estimate 71 − 39 by rounding each number to the nearest 10: ______
- Estimate 88 + 26 by rounding each number to the nearest 10: ______
- Estimate 49 − 75 by rounding each number to the nearest 10: ______
- Estimate 36 + 30 by rounding each number to the nearest 10: ______
- Estimate 75 + 35 by rounding each number to the nearest 10: ______
- Estimate 70 + 33 by rounding each number to the nearest 10: ______
- Estimate 57 + 89 by rounding each number to the nearest 10: ______
- Estimate 73 − 39 by rounding each number to the nearest 10: ______
- Estimate 65 − 71 by rounding each number to the nearest 10: ______
- Estimate 41 − 24 by rounding each number to the nearest 10: ______
- Estimate 55 − 27 by rounding each number to the nearest 10: ______
- Estimate 49 − 51 by rounding each number to the nearest 10: ______
- Estimate 45 − 78 by rounding each number to the nearest 10: ______
- Estimate 83 + 78 by rounding each number to the nearest 10: ______
- Estimate 59 − 26 by rounding each number to the nearest 10: ______
- Estimate 36 + 23 by rounding each number to the nearest 10: ______
- Estimate 35 − 72 by rounding each number to the nearest 10: ______