Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 89 − 74 by rounding each number to the nearest 10: ______
- Estimate 59 + 83 by rounding each number to the nearest 10: ______
- Estimate 28 − 71 by rounding each number to the nearest 10: ______
- Estimate 51 − 22 by rounding each number to the nearest 10: ______
- Estimate 36 + 62 by rounding each number to the nearest 10: ______
- Estimate 21 − 26 by rounding each number to the nearest 10: ______
- Estimate 72 − 53 by rounding each number to the nearest 10: ______
- Estimate 79 + 39 by rounding each number to the nearest 10: ______
- Estimate 89 + 68 by rounding each number to the nearest 10: ______
- Estimate 24 − 24 by rounding each number to the nearest 10: ______
- Estimate 63 + 60 by rounding each number to the nearest 10: ______
- Estimate 82 − 53 by rounding each number to the nearest 10: ______
- Estimate 48 − 41 by rounding each number to the nearest 10: ______
- Estimate 74 − 36 by rounding each number to the nearest 10: ______
- Estimate 59 + 50 by rounding each number to the nearest 10: ______
- Estimate 24 + 42 by rounding each number to the nearest 10: ______
- Estimate 77 − 65 by rounding each number to the nearest 10: ______
- Estimate 53 + 38 by rounding each number to the nearest 10: ______
- Estimate 43 + 40 by rounding each number to the nearest 10: ______
- Estimate 85 − 40 by rounding each number to the nearest 10: ______