Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 − 29 by rounding each number to the nearest 10: ______
- Estimate 52 + 67 by rounding each number to the nearest 10: ______
- Estimate 61 − 70 by rounding each number to the nearest 10: ______
- Estimate 89 + 85 by rounding each number to the nearest 10: ______
- Estimate 86 − 80 by rounding each number to the nearest 10: ______
- Estimate 41 − 29 by rounding each number to the nearest 10: ______
- Estimate 56 + 52 by rounding each number to the nearest 10: ______
- Estimate 84 − 79 by rounding each number to the nearest 10: ______
- Estimate 82 + 69 by rounding each number to the nearest 10: ______
- Estimate 34 − 65 by rounding each number to the nearest 10: ______
- Estimate 69 + 50 by rounding each number to the nearest 10: ______
- Estimate 21 + 49 by rounding each number to the nearest 10: ______
- Estimate 48 − 74 by rounding each number to the nearest 10: ______
- Estimate 23 + 51 by rounding each number to the nearest 10: ______
- Estimate 70 + 83 by rounding each number to the nearest 10: ______
- Estimate 47 − 50 by rounding each number to the nearest 10: ______
- Estimate 53 + 88 by rounding each number to the nearest 10: ______
- Estimate 79 − 57 by rounding each number to the nearest 10: ______
- Estimate 83 − 76 by rounding each number to the nearest 10: ______
- Estimate 80 + 88 by rounding each number to the nearest 10: ______