Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 60 − 75 by rounding each number to the nearest 10: ______
- Estimate 74 + 78 by rounding each number to the nearest 10: ______
- Estimate 51 − 33 by rounding each number to the nearest 10: ______
- Estimate 84 + 34 by rounding each number to the nearest 10: ______
- Estimate 22 + 34 by rounding each number to the nearest 10: ______
- Estimate 66 − 45 by rounding each number to the nearest 10: ______
- Estimate 32 − 73 by rounding each number to the nearest 10: ______
- Estimate 63 + 22 by rounding each number to the nearest 10: ______
- Estimate 85 + 35 by rounding each number to the nearest 10: ______
- Estimate 63 + 72 by rounding each number to the nearest 10: ______
- Estimate 74 + 49 by rounding each number to the nearest 10: ______
- Estimate 83 + 46 by rounding each number to the nearest 10: ______
- Estimate 76 + 32 by rounding each number to the nearest 10: ______
- Estimate 76 − 46 by rounding each number to the nearest 10: ______
- Estimate 21 − 87 by rounding each number to the nearest 10: ______
- Estimate 22 + 49 by rounding each number to the nearest 10: ______
- Estimate 26 + 71 by rounding each number to the nearest 10: ______
- Estimate 37 + 48 by rounding each number to the nearest 10: ______
- Estimate 69 − 64 by rounding each number to the nearest 10: ______
- Estimate 25 + 43 by rounding each number to the nearest 10: ______