Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 + 30 by rounding each number to the nearest 10: ______
- Estimate 74 − 43 by rounding each number to the nearest 10: ______
- Estimate 58 + 69 by rounding each number to the nearest 10: ______
- Estimate 56 + 33 by rounding each number to the nearest 10: ______
- Estimate 28 + 75 by rounding each number to the nearest 10: ______
- Estimate 68 + 59 by rounding each number to the nearest 10: ______
- Estimate 29 + 27 by rounding each number to the nearest 10: ______
- Estimate 68 + 62 by rounding each number to the nearest 10: ______
- Estimate 33 + 23 by rounding each number to the nearest 10: ______
- Estimate 31 − 81 by rounding each number to the nearest 10: ______
- Estimate 86 − 76 by rounding each number to the nearest 10: ______
- Estimate 47 − 38 by rounding each number to the nearest 10: ______
- Estimate 89 + 46 by rounding each number to the nearest 10: ______
- Estimate 56 − 82 by rounding each number to the nearest 10: ______
- Estimate 31 + 27 by rounding each number to the nearest 10: ______
- Estimate 79 + 78 by rounding each number to the nearest 10: ______
- Estimate 68 + 31 by rounding each number to the nearest 10: ______
- Estimate 50 + 71 by rounding each number to the nearest 10: ______
- Estimate 63 − 34 by rounding each number to the nearest 10: ______
- Estimate 31 − 79 by rounding each number to the nearest 10: ______