Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 + 35 by rounding each number to the nearest 10: ______
- Estimate 79 − 57 by rounding each number to the nearest 10: ______
- Estimate 84 + 77 by rounding each number to the nearest 10: ______
- Estimate 89 + 76 by rounding each number to the nearest 10: ______
- Estimate 32 + 38 by rounding each number to the nearest 10: ______
- Estimate 59 + 85 by rounding each number to the nearest 10: ______
- Estimate 77 + 85 by rounding each number to the nearest 10: ______
- Estimate 73 − 29 by rounding each number to the nearest 10: ______
- Estimate 28 + 89 by rounding each number to the nearest 10: ______
- Estimate 23 − 76 by rounding each number to the nearest 10: ______
- Estimate 82 + 51 by rounding each number to the nearest 10: ______
- Estimate 35 − 57 by rounding each number to the nearest 10: ______
- Estimate 73 + 63 by rounding each number to the nearest 10: ______
- Estimate 83 − 71 by rounding each number to the nearest 10: ______
- Estimate 77 + 65 by rounding each number to the nearest 10: ______
- Estimate 52 + 74 by rounding each number to the nearest 10: ______
- Estimate 22 − 83 by rounding each number to the nearest 10: ______
- Estimate 25 + 74 by rounding each number to the nearest 10: ______
- Estimate 74 − 35 by rounding each number to the nearest 10: ______
- Estimate 29 − 27 by rounding each number to the nearest 10: ______