Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 + 74 by rounding each number to the nearest 10: ______
- Estimate 34 + 79 by rounding each number to the nearest 10: ______
- Estimate 42 − 33 by rounding each number to the nearest 10: ______
- Estimate 53 + 87 by rounding each number to the nearest 10: ______
- Estimate 70 − 69 by rounding each number to the nearest 10: ______
- Estimate 32 + 63 by rounding each number to the nearest 10: ______
- Estimate 69 + 85 by rounding each number to the nearest 10: ______
- Estimate 66 + 21 by rounding each number to the nearest 10: ______
- Estimate 42 − 77 by rounding each number to the nearest 10: ______
- Estimate 83 + 78 by rounding each number to the nearest 10: ______
- Estimate 80 − 48 by rounding each number to the nearest 10: ______
- Estimate 87 + 41 by rounding each number to the nearest 10: ______
- Estimate 36 − 84 by rounding each number to the nearest 10: ______
- Estimate 72 − 51 by rounding each number to the nearest 10: ______
- Estimate 55 − 34 by rounding each number to the nearest 10: ______
- Estimate 28 + 27 by rounding each number to the nearest 10: ______
- Estimate 50 + 79 by rounding each number to the nearest 10: ______
- Estimate 28 − 46 by rounding each number to the nearest 10: ______
- Estimate 50 − 21 by rounding each number to the nearest 10: ______
- Estimate 83 − 25 by rounding each number to the nearest 10: ______