Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 80 + 69 by rounding each number to the nearest 10: ______
- Estimate 23 − 59 by rounding each number to the nearest 10: ______
- Estimate 55 + 68 by rounding each number to the nearest 10: ______
- Estimate 55 + 25 by rounding each number to the nearest 10: ______
- Estimate 79 − 62 by rounding each number to the nearest 10: ______
- Estimate 71 + 75 by rounding each number to the nearest 10: ______
- Estimate 77 + 89 by rounding each number to the nearest 10: ______
- Estimate 39 + 70 by rounding each number to the nearest 10: ______
- Estimate 66 + 30 by rounding each number to the nearest 10: ______
- Estimate 46 + 55 by rounding each number to the nearest 10: ______
- Estimate 85 − 24 by rounding each number to the nearest 10: ______
- Estimate 58 + 35 by rounding each number to the nearest 10: ______
- Estimate 59 + 84 by rounding each number to the nearest 10: ______
- Estimate 32 − 52 by rounding each number to the nearest 10: ______
- Estimate 77 − 89 by rounding each number to the nearest 10: ______
- Estimate 81 + 68 by rounding each number to the nearest 10: ______
- Estimate 50 − 70 by rounding each number to the nearest 10: ______
- Estimate 52 − 60 by rounding each number to the nearest 10: ______
- Estimate 34 + 48 by rounding each number to the nearest 10: ______
- Estimate 52 − 50 by rounding each number to the nearest 10: ______