Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 58 − 62 by rounding each number to the nearest 10: ______
- Estimate 69 − 63 by rounding each number to the nearest 10: ______
- Estimate 87 − 53 by rounding each number to the nearest 10: ______
- Estimate 83 − 74 by rounding each number to the nearest 10: ______
- Estimate 86 + 24 by rounding each number to the nearest 10: ______
- Estimate 28 − 70 by rounding each number to the nearest 10: ______
- Estimate 81 + 51 by rounding each number to the nearest 10: ______
- Estimate 68 + 22 by rounding each number to the nearest 10: ______
- Estimate 44 − 70 by rounding each number to the nearest 10: ______
- Estimate 86 + 78 by rounding each number to the nearest 10: ______
- Estimate 68 + 47 by rounding each number to the nearest 10: ______
- Estimate 43 − 74 by rounding each number to the nearest 10: ______
- Estimate 74 − 40 by rounding each number to the nearest 10: ______
- Estimate 54 + 64 by rounding each number to the nearest 10: ______
- Estimate 37 + 76 by rounding each number to the nearest 10: ______
- Estimate 70 + 42 by rounding each number to the nearest 10: ______
- Estimate 57 + 29 by rounding each number to the nearest 10: ______
- Estimate 69 + 60 by rounding each number to the nearest 10: ______
- Estimate 72 − 28 by rounding each number to the nearest 10: ______
- Estimate 63 − 29 by rounding each number to the nearest 10: ______