Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 + 29 by rounding each number to the nearest 10: ______
- Estimate 83 + 55 by rounding each number to the nearest 10: ______
- Estimate 21 − 24 by rounding each number to the nearest 10: ______
- Estimate 82 + 38 by rounding each number to the nearest 10: ______
- Estimate 82 + 88 by rounding each number to the nearest 10: ______
- Estimate 29 − 26 by rounding each number to the nearest 10: ______
- Estimate 70 + 64 by rounding each number to the nearest 10: ______
- Estimate 85 + 65 by rounding each number to the nearest 10: ______
- Estimate 25 + 62 by rounding each number to the nearest 10: ______
- Estimate 83 − 71 by rounding each number to the nearest 10: ______
- Estimate 28 + 32 by rounding each number to the nearest 10: ______
- Estimate 48 − 71 by rounding each number to the nearest 10: ______
- Estimate 82 − 39 by rounding each number to the nearest 10: ______
- Estimate 27 − 53 by rounding each number to the nearest 10: ______
- Estimate 82 + 23 by rounding each number to the nearest 10: ______
- Estimate 86 + 34 by rounding each number to the nearest 10: ______
- Estimate 22 + 38 by rounding each number to the nearest 10: ______
- Estimate 77 − 67 by rounding each number to the nearest 10: ______
- Estimate 70 + 70 by rounding each number to the nearest 10: ______
- Estimate 25 − 54 by rounding each number to the nearest 10: ______