Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 43 − 25 by rounding each number to the nearest 10: ______
- Estimate 22 + 66 by rounding each number to the nearest 10: ______
- Estimate 80 + 49 by rounding each number to the nearest 10: ______
- Estimate 82 + 58 by rounding each number to the nearest 10: ______
- Estimate 27 − 52 by rounding each number to the nearest 10: ______
- Estimate 54 + 38 by rounding each number to the nearest 10: ______
- Estimate 78 − 54 by rounding each number to the nearest 10: ______
- Estimate 82 − 87 by rounding each number to the nearest 10: ______
- Estimate 32 + 78 by rounding each number to the nearest 10: ______
- Estimate 75 + 22 by rounding each number to the nearest 10: ______
- Estimate 84 + 67 by rounding each number to the nearest 10: ______
- Estimate 83 + 53 by rounding each number to the nearest 10: ______
- Estimate 88 + 24 by rounding each number to the nearest 10: ______
- Estimate 51 − 85 by rounding each number to the nearest 10: ______
- Estimate 47 + 42 by rounding each number to the nearest 10: ______
- Estimate 41 + 86 by rounding each number to the nearest 10: ______
- Estimate 78 − 35 by rounding each number to the nearest 10: ______
- Estimate 32 + 78 by rounding each number to the nearest 10: ______
- Estimate 41 + 36 by rounding each number to the nearest 10: ______
- Estimate 34 − 54 by rounding each number to the nearest 10: ______