Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 81 − 70 by rounding each number to the nearest 10: ______
- Estimate 37 − 59 by rounding each number to the nearest 10: ______
- Estimate 32 + 61 by rounding each number to the nearest 10: ______
- Estimate 23 + 66 by rounding each number to the nearest 10: ______
- Estimate 82 − 51 by rounding each number to the nearest 10: ______
- Estimate 72 − 60 by rounding each number to the nearest 10: ______
- Estimate 74 + 44 by rounding each number to the nearest 10: ______
- Estimate 87 + 80 by rounding each number to the nearest 10: ______
- Estimate 76 − 85 by rounding each number to the nearest 10: ______
- Estimate 43 − 29 by rounding each number to the nearest 10: ______
- Estimate 68 + 45 by rounding each number to the nearest 10: ______
- Estimate 55 + 41 by rounding each number to the nearest 10: ______
- Estimate 53 − 79 by rounding each number to the nearest 10: ______
- Estimate 22 + 54 by rounding each number to the nearest 10: ______
- Estimate 75 − 31 by rounding each number to the nearest 10: ______
- Estimate 37 − 63 by rounding each number to the nearest 10: ______
- Estimate 35 − 57 by rounding each number to the nearest 10: ______
- Estimate 49 − 24 by rounding each number to the nearest 10: ______
- Estimate 28 − 41 by rounding each number to the nearest 10: ______
- Estimate 30 − 56 by rounding each number to the nearest 10: ______