Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 76 + 30 by rounding each number to the nearest 10: ______
- Estimate 71 + 35 by rounding each number to the nearest 10: ______
- Estimate 61 − 66 by rounding each number to the nearest 10: ______
- Estimate 47 + 60 by rounding each number to the nearest 10: ______
- Estimate 59 + 79 by rounding each number to the nearest 10: ______
- Estimate 28 + 66 by rounding each number to the nearest 10: ______
- Estimate 69 − 24 by rounding each number to the nearest 10: ______
- Estimate 40 − 32 by rounding each number to the nearest 10: ______
- Estimate 35 − 29 by rounding each number to the nearest 10: ______
- Estimate 58 − 50 by rounding each number to the nearest 10: ______
- Estimate 34 − 53 by rounding each number to the nearest 10: ______
- Estimate 89 + 37 by rounding each number to the nearest 10: ______
- Estimate 28 − 79 by rounding each number to the nearest 10: ______
- Estimate 80 − 50 by rounding each number to the nearest 10: ______
- Estimate 59 − 24 by rounding each number to the nearest 10: ______
- Estimate 65 − 25 by rounding each number to the nearest 10: ______
- Estimate 71 + 88 by rounding each number to the nearest 10: ______
- Estimate 32 + 67 by rounding each number to the nearest 10: ______
- Estimate 86 − 28 by rounding each number to the nearest 10: ______
- Estimate 72 − 89 by rounding each number to the nearest 10: ______