Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 56 + 83 by rounding each number to the nearest 10: ______
- Estimate 46 + 35 by rounding each number to the nearest 10: ______
- Estimate 41 − 74 by rounding each number to the nearest 10: ______
- Estimate 87 + 44 by rounding each number to the nearest 10: ______
- Estimate 69 + 74 by rounding each number to the nearest 10: ______
- Estimate 55 − 47 by rounding each number to the nearest 10: ______
- Estimate 30 + 68 by rounding each number to the nearest 10: ______
- Estimate 43 + 49 by rounding each number to the nearest 10: ______
- Estimate 50 + 43 by rounding each number to the nearest 10: ______
- Estimate 29 − 72 by rounding each number to the nearest 10: ______
- Estimate 51 + 69 by rounding each number to the nearest 10: ______
- Estimate 47 − 26 by rounding each number to the nearest 10: ______
- Estimate 23 − 27 by rounding each number to the nearest 10: ______
- Estimate 64 + 50 by rounding each number to the nearest 10: ______
- Estimate 81 − 79 by rounding each number to the nearest 10: ______
- Estimate 21 − 59 by rounding each number to the nearest 10: ______
- Estimate 66 + 62 by rounding each number to the nearest 10: ______
- Estimate 78 + 33 by rounding each number to the nearest 10: ______
- Estimate 80 + 55 by rounding each number to the nearest 10: ______
- Estimate 66 − 29 by rounding each number to the nearest 10: ______