Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 76 − 71 by rounding each number to the nearest 10: ______
- Estimate 50 + 76 by rounding each number to the nearest 10: ______
- Estimate 88 + 47 by rounding each number to the nearest 10: ______
- Estimate 62 + 89 by rounding each number to the nearest 10: ______
- Estimate 46 + 39 by rounding each number to the nearest 10: ______
- Estimate 59 + 46 by rounding each number to the nearest 10: ______
- Estimate 68 − 42 by rounding each number to the nearest 10: ______
- Estimate 40 + 46 by rounding each number to the nearest 10: ______
- Estimate 46 + 69 by rounding each number to the nearest 10: ______
- Estimate 54 − 70 by rounding each number to the nearest 10: ______
- Estimate 23 − 51 by rounding each number to the nearest 10: ______
- Estimate 40 + 85 by rounding each number to the nearest 10: ______
- Estimate 75 − 76 by rounding each number to the nearest 10: ______
- Estimate 63 + 59 by rounding each number to the nearest 10: ______
- Estimate 66 − 28 by rounding each number to the nearest 10: ______
- Estimate 30 − 53 by rounding each number to the nearest 10: ______
- Estimate 57 + 77 by rounding each number to the nearest 10: ______
- Estimate 50 − 59 by rounding each number to the nearest 10: ______
- Estimate 44 − 47 by rounding each number to the nearest 10: ______
- Estimate 65 + 66 by rounding each number to the nearest 10: ______