Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 47 − 26 by rounding each number to the nearest 10: ______
- Estimate 66 − 69 by rounding each number to the nearest 10: ______
- Estimate 25 + 78 by rounding each number to the nearest 10: ______
- Estimate 30 + 60 by rounding each number to the nearest 10: ______
- Estimate 49 − 40 by rounding each number to the nearest 10: ______
- Estimate 23 − 80 by rounding each number to the nearest 10: ______
- Estimate 65 − 87 by rounding each number to the nearest 10: ______
- Estimate 23 − 56 by rounding each number to the nearest 10: ______
- Estimate 34 + 88 by rounding each number to the nearest 10: ______
- Estimate 78 + 26 by rounding each number to the nearest 10: ______
- Estimate 86 + 36 by rounding each number to the nearest 10: ______
- Estimate 37 − 43 by rounding each number to the nearest 10: ______
- Estimate 27 + 47 by rounding each number to the nearest 10: ______
- Estimate 45 + 70 by rounding each number to the nearest 10: ______
- Estimate 74 − 85 by rounding each number to the nearest 10: ______
- Estimate 87 − 57 by rounding each number to the nearest 10: ______
- Estimate 89 − 51 by rounding each number to the nearest 10: ______
- Estimate 69 − 80 by rounding each number to the nearest 10: ______
- Estimate 26 + 79 by rounding each number to the nearest 10: ______
- Estimate 83 − 84 by rounding each number to the nearest 10: ______