Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 86 − 35 by rounding each number to the nearest 10: ______
- Estimate 69 − 41 by rounding each number to the nearest 10: ______
- Estimate 85 + 58 by rounding each number to the nearest 10: ______
- Estimate 52 + 34 by rounding each number to the nearest 10: ______
- Estimate 71 + 58 by rounding each number to the nearest 10: ______
- Estimate 38 − 21 by rounding each number to the nearest 10: ______
- Estimate 56 + 22 by rounding each number to the nearest 10: ______
- Estimate 52 − 73 by rounding each number to the nearest 10: ______
- Estimate 42 + 41 by rounding each number to the nearest 10: ______
- Estimate 57 − 79 by rounding each number to the nearest 10: ______
- Estimate 41 + 80 by rounding each number to the nearest 10: ______
- Estimate 41 + 40 by rounding each number to the nearest 10: ______
- Estimate 69 + 58 by rounding each number to the nearest 10: ______
- Estimate 41 + 61 by rounding each number to the nearest 10: ______
- Estimate 82 − 58 by rounding each number to the nearest 10: ______
- Estimate 75 − 43 by rounding each number to the nearest 10: ______
- Estimate 22 − 57 by rounding each number to the nearest 10: ______
- Estimate 24 + 78 by rounding each number to the nearest 10: ______
- Estimate 58 + 77 by rounding each number to the nearest 10: ______
- Estimate 84 − 66 by rounding each number to the nearest 10: ______