Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 54 + 33 by rounding each number to the nearest 10: ______
- Estimate 45 − 48 by rounding each number to the nearest 10: ______
- Estimate 70 − 46 by rounding each number to the nearest 10: ______
- Estimate 84 − 70 by rounding each number to the nearest 10: ______
- Estimate 48 − 89 by rounding each number to the nearest 10: ______
- Estimate 75 + 75 by rounding each number to the nearest 10: ______
- Estimate 75 − 35 by rounding each number to the nearest 10: ______
- Estimate 55 − 53 by rounding each number to the nearest 10: ______
- Estimate 28 − 65 by rounding each number to the nearest 10: ______
- Estimate 60 + 76 by rounding each number to the nearest 10: ______
- Estimate 62 + 78 by rounding each number to the nearest 10: ______
- Estimate 77 − 61 by rounding each number to the nearest 10: ______
- Estimate 63 − 26 by rounding each number to the nearest 10: ______
- Estimate 44 − 60 by rounding each number to the nearest 10: ______
- Estimate 45 + 39 by rounding each number to the nearest 10: ______
- Estimate 58 − 61 by rounding each number to the nearest 10: ______
- Estimate 53 + 78 by rounding each number to the nearest 10: ______
- Estimate 77 − 77 by rounding each number to the nearest 10: ______
- Estimate 38 + 61 by rounding each number to the nearest 10: ______
- Estimate 74 − 46 by rounding each number to the nearest 10: ______