Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 − 76 by rounding each number to the nearest 10: ______
- Estimate 75 + 38 by rounding each number to the nearest 10: ______
- Estimate 46 − 65 by rounding each number to the nearest 10: ______
- Estimate 30 + 66 by rounding each number to the nearest 10: ______
- Estimate 37 + 30 by rounding each number to the nearest 10: ______
- Estimate 79 + 81 by rounding each number to the nearest 10: ______
- Estimate 74 − 50 by rounding each number to the nearest 10: ______
- Estimate 65 − 80 by rounding each number to the nearest 10: ______
- Estimate 51 + 85 by rounding each number to the nearest 10: ______
- Estimate 28 + 66 by rounding each number to the nearest 10: ______
- Estimate 33 − 45 by rounding each number to the nearest 10: ______
- Estimate 89 + 52 by rounding each number to the nearest 10: ______
- Estimate 57 − 46 by rounding each number to the nearest 10: ______
- Estimate 70 − 50 by rounding each number to the nearest 10: ______
- Estimate 80 − 54 by rounding each number to the nearest 10: ______
- Estimate 80 − 32 by rounding each number to the nearest 10: ______
- Estimate 53 + 35 by rounding each number to the nearest 10: ______
- Estimate 55 − 23 by rounding each number to the nearest 10: ______
- Estimate 89 − 50 by rounding each number to the nearest 10: ______
- Estimate 58 + 40 by rounding each number to the nearest 10: ______