Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 27 + 86 by rounding each number to the nearest 10: ______
- Estimate 22 + 79 by rounding each number to the nearest 10: ______
- Estimate 28 − 68 by rounding each number to the nearest 10: ______
- Estimate 28 + 58 by rounding each number to the nearest 10: ______
- Estimate 85 + 72 by rounding each number to the nearest 10: ______
- Estimate 35 − 48 by rounding each number to the nearest 10: ______
- Estimate 70 − 82 by rounding each number to the nearest 10: ______
- Estimate 57 − 54 by rounding each number to the nearest 10: ______
- Estimate 66 − 78 by rounding each number to the nearest 10: ______
- Estimate 83 + 56 by rounding each number to the nearest 10: ______
- Estimate 66 − 24 by rounding each number to the nearest 10: ______
- Estimate 31 − 59 by rounding each number to the nearest 10: ______
- Estimate 73 − 52 by rounding each number to the nearest 10: ______
- Estimate 51 + 35 by rounding each number to the nearest 10: ______
- Estimate 87 − 50 by rounding each number to the nearest 10: ______
- Estimate 26 − 87 by rounding each number to the nearest 10: ______
- Estimate 78 + 50 by rounding each number to the nearest 10: ______
- Estimate 68 + 34 by rounding each number to the nearest 10: ______
- Estimate 73 − 48 by rounding each number to the nearest 10: ______
- Estimate 55 + 41 by rounding each number to the nearest 10: ______