Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 45 − 70 by rounding each number to the nearest 10: ______
- Estimate 41 + 58 by rounding each number to the nearest 10: ______
- Estimate 80 + 78 by rounding each number to the nearest 10: ______
- Estimate 82 + 43 by rounding each number to the nearest 10: ______
- Estimate 30 − 35 by rounding each number to the nearest 10: ______
- Estimate 57 + 48 by rounding each number to the nearest 10: ______
- Estimate 86 + 35 by rounding each number to the nearest 10: ______
- Estimate 54 + 75 by rounding each number to the nearest 10: ______
- Estimate 81 + 34 by rounding each number to the nearest 10: ______
- Estimate 30 + 72 by rounding each number to the nearest 10: ______
- Estimate 35 + 44 by rounding each number to the nearest 10: ______
- Estimate 53 − 29 by rounding each number to the nearest 10: ______
- Estimate 43 + 83 by rounding each number to the nearest 10: ______
- Estimate 33 + 65 by rounding each number to the nearest 10: ______
- Estimate 57 + 35 by rounding each number to the nearest 10: ______
- Estimate 33 − 76 by rounding each number to the nearest 10: ______
- Estimate 23 + 84 by rounding each number to the nearest 10: ______
- Estimate 82 − 42 by rounding each number to the nearest 10: ______
- Estimate 81 − 49 by rounding each number to the nearest 10: ______
- Estimate 51 − 76 by rounding each number to the nearest 10: ______