Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 67 + 50 by rounding each number to the nearest 10: ______
- Estimate 24 − 71 by rounding each number to the nearest 10: ______
- Estimate 23 − 23 by rounding each number to the nearest 10: ______
- Estimate 80 + 28 by rounding each number to the nearest 10: ______
- Estimate 85 + 56 by rounding each number to the nearest 10: ______
- Estimate 79 + 43 by rounding each number to the nearest 10: ______
- Estimate 57 − 58 by rounding each number to the nearest 10: ______
- Estimate 28 − 51 by rounding each number to the nearest 10: ______
- Estimate 72 + 34 by rounding each number to the nearest 10: ______
- Estimate 38 + 70 by rounding each number to the nearest 10: ______
- Estimate 39 − 30 by rounding each number to the nearest 10: ______
- Estimate 77 + 69 by rounding each number to the nearest 10: ______
- Estimate 56 + 80 by rounding each number to the nearest 10: ______
- Estimate 32 − 39 by rounding each number to the nearest 10: ______
- Estimate 55 − 88 by rounding each number to the nearest 10: ______
- Estimate 69 − 54 by rounding each number to the nearest 10: ______
- Estimate 45 + 25 by rounding each number to the nearest 10: ______
- Estimate 47 + 53 by rounding each number to the nearest 10: ______
- Estimate 47 + 28 by rounding each number to the nearest 10: ______
- Estimate 47 + 65 by rounding each number to the nearest 10: ______