Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 22 − 43 by rounding each number to the nearest 10: ______
- Estimate 75 − 66 by rounding each number to the nearest 10: ______
- Estimate 83 + 34 by rounding each number to the nearest 10: ______
- Estimate 63 − 25 by rounding each number to the nearest 10: ______
- Estimate 52 + 36 by rounding each number to the nearest 10: ______
- Estimate 70 − 53 by rounding each number to the nearest 10: ______
- Estimate 62 + 38 by rounding each number to the nearest 10: ______
- Estimate 34 + 30 by rounding each number to the nearest 10: ______
- Estimate 54 − 39 by rounding each number to the nearest 10: ______
- Estimate 30 + 69 by rounding each number to the nearest 10: ______
- Estimate 53 + 45 by rounding each number to the nearest 10: ______
- Estimate 74 + 75 by rounding each number to the nearest 10: ______
- Estimate 52 − 50 by rounding each number to the nearest 10: ______
- Estimate 85 − 24 by rounding each number to the nearest 10: ______
- Estimate 62 − 78 by rounding each number to the nearest 10: ______
- Estimate 36 + 70 by rounding each number to the nearest 10: ______
- Estimate 59 + 55 by rounding each number to the nearest 10: ______
- Estimate 76 + 72 by rounding each number to the nearest 10: ______
- Estimate 22 − 35 by rounding each number to the nearest 10: ______
- Estimate 82 − 47 by rounding each number to the nearest 10: ______