Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 47 + 57 by rounding each number to the nearest 10: ______
- Estimate 25 + 82 by rounding each number to the nearest 10: ______
- Estimate 46 − 81 by rounding each number to the nearest 10: ______
- Estimate 33 − 24 by rounding each number to the nearest 10: ______
- Estimate 83 + 36 by rounding each number to the nearest 10: ______
- Estimate 63 − 24 by rounding each number to the nearest 10: ______
- Estimate 29 + 83 by rounding each number to the nearest 10: ______
- Estimate 45 − 52 by rounding each number to the nearest 10: ______
- Estimate 88 − 89 by rounding each number to the nearest 10: ______
- Estimate 85 − 45 by rounding each number to the nearest 10: ______
- Estimate 41 + 62 by rounding each number to the nearest 10: ______
- Estimate 36 + 65 by rounding each number to the nearest 10: ______
- Estimate 83 − 29 by rounding each number to the nearest 10: ______
- Estimate 40 − 67 by rounding each number to the nearest 10: ______
- Estimate 37 + 59 by rounding each number to the nearest 10: ______
- Estimate 30 − 88 by rounding each number to the nearest 10: ______
- Estimate 37 + 68 by rounding each number to the nearest 10: ______
- Estimate 60 − 23 by rounding each number to the nearest 10: ______
- Estimate 65 + 75 by rounding each number to the nearest 10: ______
- Estimate 53 − 85 by rounding each number to the nearest 10: ______