Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 74 + 60 by rounding each number to the nearest 10: ______
- Estimate 29 − 23 by rounding each number to the nearest 10: ______
- Estimate 72 − 82 by rounding each number to the nearest 10: ______
- Estimate 44 − 84 by rounding each number to the nearest 10: ______
- Estimate 41 − 85 by rounding each number to the nearest 10: ______
- Estimate 61 − 65 by rounding each number to the nearest 10: ______
- Estimate 36 + 70 by rounding each number to the nearest 10: ______
- Estimate 25 + 46 by rounding each number to the nearest 10: ______
- Estimate 38 − 36 by rounding each number to the nearest 10: ______
- Estimate 58 − 72 by rounding each number to the nearest 10: ______
- Estimate 23 − 42 by rounding each number to the nearest 10: ______
- Estimate 34 − 67 by rounding each number to the nearest 10: ______
- Estimate 65 + 32 by rounding each number to the nearest 10: ______
- Estimate 76 − 72 by rounding each number to the nearest 10: ______
- Estimate 49 + 26 by rounding each number to the nearest 10: ______
- Estimate 73 + 39 by rounding each number to the nearest 10: ______
- Estimate 85 + 79 by rounding each number to the nearest 10: ______
- Estimate 75 + 29 by rounding each number to the nearest 10: ______
- Estimate 82 − 28 by rounding each number to the nearest 10: ______
- Estimate 46 + 74 by rounding each number to the nearest 10: ______