Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 37 − 24 by rounding each number to the nearest 10: ______
- Estimate 77 − 45 by rounding each number to the nearest 10: ______
- Estimate 69 + 22 by rounding each number to the nearest 10: ______
- Estimate 65 + 76 by rounding each number to the nearest 10: ______
- Estimate 23 + 69 by rounding each number to the nearest 10: ______
- Estimate 60 − 27 by rounding each number to the nearest 10: ______
- Estimate 81 + 79 by rounding each number to the nearest 10: ______
- Estimate 53 + 58 by rounding each number to the nearest 10: ______
- Estimate 55 − 51 by rounding each number to the nearest 10: ______
- Estimate 24 + 30 by rounding each number to the nearest 10: ______
- Estimate 69 − 80 by rounding each number to the nearest 10: ______
- Estimate 26 + 41 by rounding each number to the nearest 10: ______
- Estimate 68 + 36 by rounding each number to the nearest 10: ______
- Estimate 31 + 55 by rounding each number to the nearest 10: ______
- Estimate 50 + 84 by rounding each number to the nearest 10: ______
- Estimate 84 + 41 by rounding each number to the nearest 10: ______
- Estimate 46 − 70 by rounding each number to the nearest 10: ______
- Estimate 57 + 87 by rounding each number to the nearest 10: ______
- Estimate 63 − 72 by rounding each number to the nearest 10: ______
- Estimate 31 − 39 by rounding each number to the nearest 10: ______