Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 45 − 32 by rounding each number to the nearest 10: ______
- Estimate 84 − 28 by rounding each number to the nearest 10: ______
- Estimate 71 + 45 by rounding each number to the nearest 10: ______
- Estimate 62 + 66 by rounding each number to the nearest 10: ______
- Estimate 76 + 71 by rounding each number to the nearest 10: ______
- Estimate 75 − 36 by rounding each number to the nearest 10: ______
- Estimate 45 + 31 by rounding each number to the nearest 10: ______
- Estimate 84 + 64 by rounding each number to the nearest 10: ______
- Estimate 83 + 49 by rounding each number to the nearest 10: ______
- Estimate 80 + 54 by rounding each number to the nearest 10: ______
- Estimate 36 + 50 by rounding each number to the nearest 10: ______
- Estimate 80 − 52 by rounding each number to the nearest 10: ______
- Estimate 49 − 83 by rounding each number to the nearest 10: ______
- Estimate 71 + 55 by rounding each number to the nearest 10: ______
- Estimate 83 + 24 by rounding each number to the nearest 10: ______
- Estimate 43 − 86 by rounding each number to the nearest 10: ______
- Estimate 51 + 55 by rounding each number to the nearest 10: ______
- Estimate 30 − 83 by rounding each number to the nearest 10: ______
- Estimate 28 − 48 by rounding each number to the nearest 10: ______
- Estimate 75 + 31 by rounding each number to the nearest 10: ______