Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 + 69 by rounding each number to the nearest 10: ______
- Estimate 79 + 83 by rounding each number to the nearest 10: ______
- Estimate 72 + 48 by rounding each number to the nearest 10: ______
- Estimate 28 + 31 by rounding each number to the nearest 10: ______
- Estimate 32 + 53 by rounding each number to the nearest 10: ______
- Estimate 62 − 48 by rounding each number to the nearest 10: ______
- Estimate 45 − 70 by rounding each number to the nearest 10: ______
- Estimate 29 − 31 by rounding each number to the nearest 10: ______
- Estimate 30 − 37 by rounding each number to the nearest 10: ______
- Estimate 43 + 36 by rounding each number to the nearest 10: ______
- Estimate 83 − 75 by rounding each number to the nearest 10: ______
- Estimate 86 + 75 by rounding each number to the nearest 10: ______
- Estimate 62 + 32 by rounding each number to the nearest 10: ______
- Estimate 22 − 54 by rounding each number to the nearest 10: ______
- Estimate 89 + 47 by rounding each number to the nearest 10: ______
- Estimate 89 + 29 by rounding each number to the nearest 10: ______
- Estimate 72 + 55 by rounding each number to the nearest 10: ______
- Estimate 37 − 27 by rounding each number to the nearest 10: ______
- Estimate 30 + 63 by rounding each number to the nearest 10: ______
- Estimate 40 + 89 by rounding each number to the nearest 10: ______