Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 61 + 21 by rounding each number to the nearest 10: ______
- Estimate 59 − 85 by rounding each number to the nearest 10: ______
- Estimate 56 + 50 by rounding each number to the nearest 10: ______
- Estimate 60 + 53 by rounding each number to the nearest 10: ______
- Estimate 83 − 83 by rounding each number to the nearest 10: ______
- Estimate 78 − 65 by rounding each number to the nearest 10: ______
- Estimate 29 − 74 by rounding each number to the nearest 10: ______
- Estimate 33 + 61 by rounding each number to the nearest 10: ______
- Estimate 40 + 39 by rounding each number to the nearest 10: ______
- Estimate 48 + 41 by rounding each number to the nearest 10: ______
- Estimate 56 − 82 by rounding each number to the nearest 10: ______
- Estimate 48 + 76 by rounding each number to the nearest 10: ______
- Estimate 57 − 74 by rounding each number to the nearest 10: ______
- Estimate 33 − 72 by rounding each number to the nearest 10: ______
- Estimate 45 + 22 by rounding each number to the nearest 10: ______
- Estimate 47 − 62 by rounding each number to the nearest 10: ______
- Estimate 33 + 52 by rounding each number to the nearest 10: ______
- Estimate 84 − 47 by rounding each number to the nearest 10: ______
- Estimate 23 + 37 by rounding each number to the nearest 10: ______
- Estimate 80 + 85 by rounding each number to the nearest 10: ______