Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 + 60 by rounding each number to the nearest 10: ______
- Estimate 83 − 40 by rounding each number to the nearest 10: ______
- Estimate 29 − 49 by rounding each number to the nearest 10: ______
- Estimate 68 − 44 by rounding each number to the nearest 10: ______
- Estimate 33 − 47 by rounding each number to the nearest 10: ______
- Estimate 68 − 55 by rounding each number to the nearest 10: ______
- Estimate 43 + 79 by rounding each number to the nearest 10: ______
- Estimate 61 − 41 by rounding each number to the nearest 10: ______
- Estimate 81 − 71 by rounding each number to the nearest 10: ______
- Estimate 46 + 78 by rounding each number to the nearest 10: ______
- Estimate 70 − 88 by rounding each number to the nearest 10: ______
- Estimate 75 + 68 by rounding each number to the nearest 10: ______
- Estimate 66 + 27 by rounding each number to the nearest 10: ______
- Estimate 82 + 23 by rounding each number to the nearest 10: ______
- Estimate 82 − 71 by rounding each number to the nearest 10: ______
- Estimate 33 + 41 by rounding each number to the nearest 10: ______
- Estimate 80 + 76 by rounding each number to the nearest 10: ______
- Estimate 45 − 83 by rounding each number to the nearest 10: ______
- Estimate 55 − 81 by rounding each number to the nearest 10: ______
- Estimate 59 + 86 by rounding each number to the nearest 10: ______