Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 − 80 by rounding each number to the nearest 10: ______
- Estimate 75 + 75 by rounding each number to the nearest 10: ______
- Estimate 21 − 26 by rounding each number to the nearest 10: ______
- Estimate 47 − 69 by rounding each number to the nearest 10: ______
- Estimate 43 + 47 by rounding each number to the nearest 10: ______
- Estimate 76 − 48 by rounding each number to the nearest 10: ______
- Estimate 57 − 39 by rounding each number to the nearest 10: ______
- Estimate 88 + 65 by rounding each number to the nearest 10: ______
- Estimate 25 + 60 by rounding each number to the nearest 10: ______
- Estimate 89 + 76 by rounding each number to the nearest 10: ______
- Estimate 45 + 52 by rounding each number to the nearest 10: ______
- Estimate 26 − 69 by rounding each number to the nearest 10: ______
- Estimate 31 + 39 by rounding each number to the nearest 10: ______
- Estimate 67 − 85 by rounding each number to the nearest 10: ______
- Estimate 67 − 76 by rounding each number to the nearest 10: ______
- Estimate 25 + 72 by rounding each number to the nearest 10: ______
- Estimate 82 − 50 by rounding each number to the nearest 10: ______
- Estimate 63 + 54 by rounding each number to the nearest 10: ______
- Estimate 79 − 24 by rounding each number to the nearest 10: ______
- Estimate 76 − 67 by rounding each number to the nearest 10: ______