Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 − 62 by rounding each number to the nearest 10: ______
- Estimate 74 − 85 by rounding each number to the nearest 10: ______
- Estimate 38 + 60 by rounding each number to the nearest 10: ______
- Estimate 72 − 60 by rounding each number to the nearest 10: ______
- Estimate 70 + 88 by rounding each number to the nearest 10: ______
- Estimate 29 − 75 by rounding each number to the nearest 10: ______
- Estimate 53 + 77 by rounding each number to the nearest 10: ______
- Estimate 28 + 51 by rounding each number to the nearest 10: ______
- Estimate 50 + 66 by rounding each number to the nearest 10: ______
- Estimate 55 − 88 by rounding each number to the nearest 10: ______
- Estimate 39 + 45 by rounding each number to the nearest 10: ______
- Estimate 79 + 78 by rounding each number to the nearest 10: ______
- Estimate 85 + 32 by rounding each number to the nearest 10: ______
- Estimate 26 + 65 by rounding each number to the nearest 10: ______
- Estimate 52 − 37 by rounding each number to the nearest 10: ______
- Estimate 53 − 24 by rounding each number to the nearest 10: ______
- Estimate 77 − 30 by rounding each number to the nearest 10: ______
- Estimate 89 − 52 by rounding each number to the nearest 10: ______
- Estimate 52 + 59 by rounding each number to the nearest 10: ______
- Estimate 74 + 59 by rounding each number to the nearest 10: ______