Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 57 − 77 by rounding each number to the nearest 10: ______
- Estimate 69 − 54 by rounding each number to the nearest 10: ______
- Estimate 27 + 69 by rounding each number to the nearest 10: ______
- Estimate 53 − 65 by rounding each number to the nearest 10: ______
- Estimate 48 − 72 by rounding each number to the nearest 10: ______
- Estimate 85 + 37 by rounding each number to the nearest 10: ______
- Estimate 68 + 46 by rounding each number to the nearest 10: ______
- Estimate 52 + 75 by rounding each number to the nearest 10: ______
- Estimate 64 + 69 by rounding each number to the nearest 10: ______
- Estimate 68 − 41 by rounding each number to the nearest 10: ______
- Estimate 32 + 54 by rounding each number to the nearest 10: ______
- Estimate 87 − 71 by rounding each number to the nearest 10: ______
- Estimate 76 − 82 by rounding each number to the nearest 10: ______
- Estimate 32 + 50 by rounding each number to the nearest 10: ______
- Estimate 89 + 84 by rounding each number to the nearest 10: ______
- Estimate 61 − 23 by rounding each number to the nearest 10: ______
- Estimate 79 + 55 by rounding each number to the nearest 10: ______
- Estimate 22 − 36 by rounding each number to the nearest 10: ______
- Estimate 51 + 76 by rounding each number to the nearest 10: ______
- Estimate 89 − 36 by rounding each number to the nearest 10: ______