Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 71 − 75 by rounding each number to the nearest 10: ______
- Estimate 24 − 44 by rounding each number to the nearest 10: ______
- Estimate 47 + 34 by rounding each number to the nearest 10: ______
- Estimate 21 − 56 by rounding each number to the nearest 10: ______
- Estimate 84 + 24 by rounding each number to the nearest 10: ______
- Estimate 75 + 30 by rounding each number to the nearest 10: ______
- Estimate 74 − 74 by rounding each number to the nearest 10: ______
- Estimate 68 − 64 by rounding each number to the nearest 10: ______
- Estimate 59 + 57 by rounding each number to the nearest 10: ______
- Estimate 37 − 56 by rounding each number to the nearest 10: ______
- Estimate 29 + 61 by rounding each number to the nearest 10: ______
- Estimate 85 − 24 by rounding each number to the nearest 10: ______
- Estimate 30 − 75 by rounding each number to the nearest 10: ______
- Estimate 77 + 54 by rounding each number to the nearest 10: ______
- Estimate 23 + 24 by rounding each number to the nearest 10: ______
- Estimate 70 + 49 by rounding each number to the nearest 10: ______
- Estimate 71 − 47 by rounding each number to the nearest 10: ______
- Estimate 54 − 41 by rounding each number to the nearest 10: ______
- Estimate 76 + 53 by rounding each number to the nearest 10: ______
- Estimate 49 − 74 by rounding each number to the nearest 10: ______