Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 46 + 53 by rounding each number to the nearest 10: ______
- Estimate 82 − 45 by rounding each number to the nearest 10: ______
- Estimate 56 + 75 by rounding each number to the nearest 10: ______
- Estimate 60 + 54 by rounding each number to the nearest 10: ______
- Estimate 21 − 63 by rounding each number to the nearest 10: ______
- Estimate 56 + 32 by rounding each number to the nearest 10: ______
- Estimate 50 + 88 by rounding each number to the nearest 10: ______
- Estimate 72 + 26 by rounding each number to the nearest 10: ______
- Estimate 46 + 78 by rounding each number to the nearest 10: ______
- Estimate 35 − 56 by rounding each number to the nearest 10: ______
- Estimate 36 − 22 by rounding each number to the nearest 10: ______
- Estimate 67 − 28 by rounding each number to the nearest 10: ______
- Estimate 44 − 76 by rounding each number to the nearest 10: ______
- Estimate 29 − 22 by rounding each number to the nearest 10: ______
- Estimate 89 − 23 by rounding each number to the nearest 10: ______
- Estimate 38 + 68 by rounding each number to the nearest 10: ______
- Estimate 41 + 36 by rounding each number to the nearest 10: ______
- Estimate 68 + 79 by rounding each number to the nearest 10: ______
- Estimate 30 − 41 by rounding each number to the nearest 10: ______
- Estimate 28 + 84 by rounding each number to the nearest 10: ______