Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 69 + 33 by rounding each number to the nearest 10: ______
- Estimate 48 + 37 by rounding each number to the nearest 10: ______
- Estimate 46 − 29 by rounding each number to the nearest 10: ______
- Estimate 80 − 45 by rounding each number to the nearest 10: ______
- Estimate 43 + 73 by rounding each number to the nearest 10: ______
- Estimate 83 − 86 by rounding each number to the nearest 10: ______
- Estimate 70 + 78 by rounding each number to the nearest 10: ______
- Estimate 45 + 63 by rounding each number to the nearest 10: ______
- Estimate 73 + 63 by rounding each number to the nearest 10: ______
- Estimate 31 − 72 by rounding each number to the nearest 10: ______
- Estimate 29 + 56 by rounding each number to the nearest 10: ______
- Estimate 46 − 68 by rounding each number to the nearest 10: ______
- Estimate 22 + 54 by rounding each number to the nearest 10: ______
- Estimate 72 + 29 by rounding each number to the nearest 10: ______
- Estimate 69 − 75 by rounding each number to the nearest 10: ______
- Estimate 72 + 75 by rounding each number to the nearest 10: ______
- Estimate 83 + 89 by rounding each number to the nearest 10: ______
- Estimate 82 + 89 by rounding each number to the nearest 10: ______
- Estimate 61 − 30 by rounding each number to the nearest 10: ______
- Estimate 55 + 64 by rounding each number to the nearest 10: ______