Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 88 + 79 by rounding each number to the nearest 10: ______
- Estimate 85 − 51 by rounding each number to the nearest 10: ______
- Estimate 74 − 36 by rounding each number to the nearest 10: ______
- Estimate 26 − 60 by rounding each number to the nearest 10: ______
- Estimate 51 − 72 by rounding each number to the nearest 10: ______
- Estimate 50 − 82 by rounding each number to the nearest 10: ______
- Estimate 22 + 81 by rounding each number to the nearest 10: ______
- Estimate 45 + 68 by rounding each number to the nearest 10: ______
- Estimate 74 − 76 by rounding each number to the nearest 10: ______
- Estimate 22 + 68 by rounding each number to the nearest 10: ______
- Estimate 75 + 73 by rounding each number to the nearest 10: ______
- Estimate 83 + 62 by rounding each number to the nearest 10: ______
- Estimate 44 − 81 by rounding each number to the nearest 10: ______
- Estimate 75 − 58 by rounding each number to the nearest 10: ______
- Estimate 67 − 26 by rounding each number to the nearest 10: ______
- Estimate 31 − 89 by rounding each number to the nearest 10: ______
- Estimate 78 − 38 by rounding each number to the nearest 10: ______
- Estimate 47 − 24 by rounding each number to the nearest 10: ______
- Estimate 75 + 46 by rounding each number to the nearest 10: ______
- Estimate 74 + 35 by rounding each number to the nearest 10: ______