Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 84 − 52 by rounding each number to the nearest 10: ______
- Estimate 71 − 67 by rounding each number to the nearest 10: ______
- Estimate 55 − 63 by rounding each number to the nearest 10: ______
- Estimate 21 − 37 by rounding each number to the nearest 10: ______
- Estimate 81 − 68 by rounding each number to the nearest 10: ______
- Estimate 47 + 46 by rounding each number to the nearest 10: ______
- Estimate 32 + 63 by rounding each number to the nearest 10: ______
- Estimate 37 − 82 by rounding each number to the nearest 10: ______
- Estimate 75 − 50 by rounding each number to the nearest 10: ______
- Estimate 70 + 66 by rounding each number to the nearest 10: ______
- Estimate 50 − 58 by rounding each number to the nearest 10: ______
- Estimate 48 − 26 by rounding each number to the nearest 10: ______
- Estimate 44 − 71 by rounding each number to the nearest 10: ______
- Estimate 61 + 57 by rounding each number to the nearest 10: ______
- Estimate 81 − 76 by rounding each number to the nearest 10: ______
- Estimate 87 − 24 by rounding each number to the nearest 10: ______
- Estimate 52 − 76 by rounding each number to the nearest 10: ______
- Estimate 40 + 26 by rounding each number to the nearest 10: ______
- Estimate 44 − 28 by rounding each number to the nearest 10: ______
- Estimate 82 − 63 by rounding each number to the nearest 10: ______