Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 61 + 69 by rounding each number to the nearest 10: ______
- Estimate 74 − 57 by rounding each number to the nearest 10: ______
- Estimate 66 + 23 by rounding each number to the nearest 10: ______
- Estimate 79 − 88 by rounding each number to the nearest 10: ______
- Estimate 45 + 37 by rounding each number to the nearest 10: ______
- Estimate 81 + 26 by rounding each number to the nearest 10: ______
- Estimate 70 − 70 by rounding each number to the nearest 10: ______
- Estimate 24 + 25 by rounding each number to the nearest 10: ______
- Estimate 84 − 44 by rounding each number to the nearest 10: ______
- Estimate 77 + 29 by rounding each number to the nearest 10: ______
- Estimate 44 − 21 by rounding each number to the nearest 10: ______
- Estimate 78 − 75 by rounding each number to the nearest 10: ______
- Estimate 55 − 82 by rounding each number to the nearest 10: ______
- Estimate 73 − 60 by rounding each number to the nearest 10: ______
- Estimate 59 − 85 by rounding each number to the nearest 10: ______
- Estimate 57 − 72 by rounding each number to the nearest 10: ______
- Estimate 81 − 21 by rounding each number to the nearest 10: ______
- Estimate 65 − 64 by rounding each number to the nearest 10: ______
- Estimate 26 + 34 by rounding each number to the nearest 10: ______
- Estimate 74 + 60 by rounding each number to the nearest 10: ______