Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 48 − 71 by rounding each number to the nearest 10: ______
- Estimate 28 − 28 by rounding each number to the nearest 10: ______
- Estimate 55 + 55 by rounding each number to the nearest 10: ______
- Estimate 53 + 48 by rounding each number to the nearest 10: ______
- Estimate 60 + 34 by rounding each number to the nearest 10: ______
- Estimate 50 − 56 by rounding each number to the nearest 10: ______
- Estimate 78 + 23 by rounding each number to the nearest 10: ______
- Estimate 22 − 76 by rounding each number to the nearest 10: ______
- Estimate 86 + 43 by rounding each number to the nearest 10: ______
- Estimate 80 + 32 by rounding each number to the nearest 10: ______
- Estimate 21 + 61 by rounding each number to the nearest 10: ______
- Estimate 84 − 28 by rounding each number to the nearest 10: ______
- Estimate 33 − 82 by rounding each number to the nearest 10: ______
- Estimate 35 − 78 by rounding each number to the nearest 10: ______
- Estimate 43 − 63 by rounding each number to the nearest 10: ______
- Estimate 55 − 72 by rounding each number to the nearest 10: ______
- Estimate 60 + 70 by rounding each number to the nearest 10: ______
- Estimate 71 + 80 by rounding each number to the nearest 10: ______
- Estimate 87 − 21 by rounding each number to the nearest 10: ______
- Estimate 56 − 44 by rounding each number to the nearest 10: ______