Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 57 − 24 by rounding each number to the nearest 10: ______
- Estimate 67 − 73 by rounding each number to the nearest 10: ______
- Estimate 78 − 71 by rounding each number to the nearest 10: ______
- Estimate 56 + 81 by rounding each number to the nearest 10: ______
- Estimate 76 + 60 by rounding each number to the nearest 10: ______
- Estimate 74 − 85 by rounding each number to the nearest 10: ______
- Estimate 88 − 23 by rounding each number to the nearest 10: ______
- Estimate 35 − 52 by rounding each number to the nearest 10: ______
- Estimate 47 − 25 by rounding each number to the nearest 10: ______
- Estimate 48 + 84 by rounding each number to the nearest 10: ______
- Estimate 54 − 41 by rounding each number to the nearest 10: ______
- Estimate 42 − 62 by rounding each number to the nearest 10: ______
- Estimate 87 + 54 by rounding each number to the nearest 10: ______
- Estimate 70 + 38 by rounding each number to the nearest 10: ______
- Estimate 78 + 28 by rounding each number to the nearest 10: ______
- Estimate 35 − 55 by rounding each number to the nearest 10: ______
- Estimate 45 + 53 by rounding each number to the nearest 10: ______
- Estimate 87 + 73 by rounding each number to the nearest 10: ______
- Estimate 82 − 41 by rounding each number to the nearest 10: ______
- Estimate 64 + 26 by rounding each number to the nearest 10: ______