Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 − 59 by rounding each number to the nearest 10: ______
- Estimate 72 − 27 by rounding each number to the nearest 10: ______
- Estimate 23 − 77 by rounding each number to the nearest 10: ______
- Estimate 35 + 74 by rounding each number to the nearest 10: ______
- Estimate 48 − 53 by rounding each number to the nearest 10: ______
- Estimate 75 − 85 by rounding each number to the nearest 10: ______
- Estimate 46 + 55 by rounding each number to the nearest 10: ______
- Estimate 46 − 29 by rounding each number to the nearest 10: ______
- Estimate 55 + 29 by rounding each number to the nearest 10: ______
- Estimate 48 + 82 by rounding each number to the nearest 10: ______
- Estimate 21 + 48 by rounding each number to the nearest 10: ______
- Estimate 64 + 40 by rounding each number to the nearest 10: ______
- Estimate 62 − 23 by rounding each number to the nearest 10: ______
- Estimate 80 + 64 by rounding each number to the nearest 10: ______
- Estimate 64 − 79 by rounding each number to the nearest 10: ______
- Estimate 79 + 73 by rounding each number to the nearest 10: ______
- Estimate 60 − 55 by rounding each number to the nearest 10: ______
- Estimate 75 + 55 by rounding each number to the nearest 10: ______
- Estimate 60 + 43 by rounding each number to the nearest 10: ______
- Estimate 59 + 74 by rounding each number to the nearest 10: ______