Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 76 − 66 by rounding each number to the nearest 10: ______
- Estimate 40 + 60 by rounding each number to the nearest 10: ______
- Estimate 35 + 69 by rounding each number to the nearest 10: ______
- Estimate 79 − 80 by rounding each number to the nearest 10: ______
- Estimate 54 − 85 by rounding each number to the nearest 10: ______
- Estimate 51 + 28 by rounding each number to the nearest 10: ______
- Estimate 45 − 74 by rounding each number to the nearest 10: ______
- Estimate 37 − 76 by rounding each number to the nearest 10: ______
- Estimate 34 + 74 by rounding each number to the nearest 10: ______
- Estimate 80 − 50 by rounding each number to the nearest 10: ______
- Estimate 73 + 49 by rounding each number to the nearest 10: ______
- Estimate 60 + 21 by rounding each number to the nearest 10: ______
- Estimate 61 + 65 by rounding each number to the nearest 10: ______
- Estimate 57 − 78 by rounding each number to the nearest 10: ______
- Estimate 66 + 49 by rounding each number to the nearest 10: ______
- Estimate 60 + 50 by rounding each number to the nearest 10: ______
- Estimate 39 − 21 by rounding each number to the nearest 10: ______
- Estimate 30 + 50 by rounding each number to the nearest 10: ______
- Estimate 79 + 33 by rounding each number to the nearest 10: ______
- Estimate 46 + 77 by rounding each number to the nearest 10: ______