Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 83 − 87 by rounding each number to the nearest 10: ______
- Estimate 57 − 68 by rounding each number to the nearest 10: ______
- Estimate 53 + 82 by rounding each number to the nearest 10: ______
- Estimate 27 + 23 by rounding each number to the nearest 10: ______
- Estimate 39 + 27 by rounding each number to the nearest 10: ______
- Estimate 46 + 31 by rounding each number to the nearest 10: ______
- Estimate 75 − 21 by rounding each number to the nearest 10: ______
- Estimate 79 − 53 by rounding each number to the nearest 10: ______
- Estimate 53 − 76 by rounding each number to the nearest 10: ______
- Estimate 52 − 78 by rounding each number to the nearest 10: ______
- Estimate 36 + 29 by rounding each number to the nearest 10: ______
- Estimate 68 + 56 by rounding each number to the nearest 10: ______
- Estimate 23 + 29 by rounding each number to the nearest 10: ______
- Estimate 39 − 68 by rounding each number to the nearest 10: ______
- Estimate 34 + 78 by rounding each number to the nearest 10: ______
- Estimate 67 − 24 by rounding each number to the nearest 10: ______
- Estimate 50 − 66 by rounding each number to the nearest 10: ______
- Estimate 61 + 41 by rounding each number to the nearest 10: ______
- Estimate 64 − 67 by rounding each number to the nearest 10: ______
- Estimate 36 + 29 by rounding each number to the nearest 10: ______