Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 25 − 65 by rounding each number to the nearest 10: ______
- Estimate 31 + 45 by rounding each number to the nearest 10: ______
- Estimate 88 + 82 by rounding each number to the nearest 10: ______
- Estimate 53 − 89 by rounding each number to the nearest 10: ______
- Estimate 71 + 72 by rounding each number to the nearest 10: ______
- Estimate 81 − 63 by rounding each number to the nearest 10: ______
- Estimate 49 + 41 by rounding each number to the nearest 10: ______
- Estimate 69 + 24 by rounding each number to the nearest 10: ______
- Estimate 39 + 42 by rounding each number to the nearest 10: ______
- Estimate 44 + 41 by rounding each number to the nearest 10: ______
- Estimate 39 + 82 by rounding each number to the nearest 10: ______
- Estimate 24 − 79 by rounding each number to the nearest 10: ______
- Estimate 34 − 72 by rounding each number to the nearest 10: ______
- Estimate 31 − 34 by rounding each number to the nearest 10: ______
- Estimate 75 − 43 by rounding each number to the nearest 10: ______
- Estimate 55 + 58 by rounding each number to the nearest 10: ______
- Estimate 27 + 72 by rounding each number to the nearest 10: ______
- Estimate 85 − 63 by rounding each number to the nearest 10: ______
- Estimate 30 − 88 by rounding each number to the nearest 10: ______
- Estimate 48 + 33 by rounding each number to the nearest 10: ______