Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 30 + 31 by rounding each number to the nearest 10: ______
- Estimate 29 − 52 by rounding each number to the nearest 10: ______
- Estimate 67 − 27 by rounding each number to the nearest 10: ______
- Estimate 53 − 67 by rounding each number to the nearest 10: ______
- Estimate 85 + 59 by rounding each number to the nearest 10: ______
- Estimate 66 − 26 by rounding each number to the nearest 10: ______
- Estimate 49 − 71 by rounding each number to the nearest 10: ______
- Estimate 30 + 23 by rounding each number to the nearest 10: ______
- Estimate 68 − 21 by rounding each number to the nearest 10: ______
- Estimate 31 − 80 by rounding each number to the nearest 10: ______
- Estimate 51 − 45 by rounding each number to the nearest 10: ______
- Estimate 58 + 70 by rounding each number to the nearest 10: ______
- Estimate 77 − 49 by rounding each number to the nearest 10: ______
- Estimate 66 − 48 by rounding each number to the nearest 10: ______
- Estimate 66 − 29 by rounding each number to the nearest 10: ______
- Estimate 73 − 82 by rounding each number to the nearest 10: ______
- Estimate 81 + 32 by rounding each number to the nearest 10: ______
- Estimate 48 + 49 by rounding each number to the nearest 10: ______
- Estimate 55 + 70 by rounding each number to the nearest 10: ______
- Estimate 71 − 37 by rounding each number to the nearest 10: ______