Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 57 + 50 by rounding each number to the nearest 10: ______
- Estimate 78 − 63 by rounding each number to the nearest 10: ______
- Estimate 34 + 40 by rounding each number to the nearest 10: ______
- Estimate 50 + 40 by rounding each number to the nearest 10: ______
- Estimate 45 − 40 by rounding each number to the nearest 10: ______
- Estimate 87 + 81 by rounding each number to the nearest 10: ______
- Estimate 40 + 60 by rounding each number to the nearest 10: ______
- Estimate 34 + 30 by rounding each number to the nearest 10: ______
- Estimate 74 − 50 by rounding each number to the nearest 10: ______
- Estimate 24 − 37 by rounding each number to the nearest 10: ______
- Estimate 54 − 80 by rounding each number to the nearest 10: ______
- Estimate 49 − 36 by rounding each number to the nearest 10: ______
- Estimate 26 + 26 by rounding each number to the nearest 10: ______
- Estimate 38 + 23 by rounding each number to the nearest 10: ______
- Estimate 50 − 40 by rounding each number to the nearest 10: ______
- Estimate 25 − 24 by rounding each number to the nearest 10: ______
- Estimate 85 + 40 by rounding each number to the nearest 10: ______
- Estimate 48 + 35 by rounding each number to the nearest 10: ______
- Estimate 66 + 33 by rounding each number to the nearest 10: ______
- Estimate 48 + 29 by rounding each number to the nearest 10: ______