Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 30 + 26 by rounding each number to the nearest 10: ______
- Estimate 48 + 74 by rounding each number to the nearest 10: ______
- Estimate 67 + 40 by rounding each number to the nearest 10: ______
- Estimate 32 + 54 by rounding each number to the nearest 10: ______
- Estimate 41 − 79 by rounding each number to the nearest 10: ______
- Estimate 64 − 81 by rounding each number to the nearest 10: ______
- Estimate 28 + 30 by rounding each number to the nearest 10: ______
- Estimate 26 − 78 by rounding each number to the nearest 10: ______
- Estimate 40 − 41 by rounding each number to the nearest 10: ______
- Estimate 49 − 78 by rounding each number to the nearest 10: ______
- Estimate 45 + 26 by rounding each number to the nearest 10: ______
- Estimate 58 − 36 by rounding each number to the nearest 10: ______
- Estimate 58 + 21 by rounding each number to the nearest 10: ______
- Estimate 85 − 78 by rounding each number to the nearest 10: ______
- Estimate 66 − 72 by rounding each number to the nearest 10: ______
- Estimate 47 − 23 by rounding each number to the nearest 10: ______
- Estimate 56 − 66 by rounding each number to the nearest 10: ______
- Estimate 27 + 70 by rounding each number to the nearest 10: ______
- Estimate 32 − 33 by rounding each number to the nearest 10: ______
- Estimate 57 + 51 by rounding each number to the nearest 10: ______