Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 62 + 72 by rounding each number to the nearest 10: ______
- Estimate 64 − 45 by rounding each number to the nearest 10: ______
- Estimate 44 + 81 by rounding each number to the nearest 10: ______
- Estimate 54 − 83 by rounding each number to the nearest 10: ______
- Estimate 69 − 73 by rounding each number to the nearest 10: ______
- Estimate 66 − 45 by rounding each number to the nearest 10: ______
- Estimate 23 + 24 by rounding each number to the nearest 10: ______
- Estimate 81 − 25 by rounding each number to the nearest 10: ______
- Estimate 42 + 43 by rounding each number to the nearest 10: ______
- Estimate 21 − 29 by rounding each number to the nearest 10: ______
- Estimate 28 + 28 by rounding each number to the nearest 10: ______
- Estimate 79 − 23 by rounding each number to the nearest 10: ______
- Estimate 84 − 56 by rounding each number to the nearest 10: ______
- Estimate 78 − 89 by rounding each number to the nearest 10: ______
- Estimate 75 + 89 by rounding each number to the nearest 10: ______
- Estimate 84 + 49 by rounding each number to the nearest 10: ______
- Estimate 36 − 44 by rounding each number to the nearest 10: ______
- Estimate 23 + 89 by rounding each number to the nearest 10: ______
- Estimate 62 − 67 by rounding each number to the nearest 10: ______
- Estimate 24 + 44 by rounding each number to the nearest 10: ______