Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 36 + 43 by rounding each number to the nearest 10: ______
- Estimate 46 + 47 by rounding each number to the nearest 10: ______
- Estimate 38 − 75 by rounding each number to the nearest 10: ______
- Estimate 53 − 24 by rounding each number to the nearest 10: ______
- Estimate 23 − 30 by rounding each number to the nearest 10: ______
- Estimate 60 − 47 by rounding each number to the nearest 10: ______
- Estimate 34 + 89 by rounding each number to the nearest 10: ______
- Estimate 68 + 73 by rounding each number to the nearest 10: ______
- Estimate 77 + 64 by rounding each number to the nearest 10: ______
- Estimate 49 + 51 by rounding each number to the nearest 10: ______
- Estimate 82 + 54 by rounding each number to the nearest 10: ______
- Estimate 68 − 62 by rounding each number to the nearest 10: ______
- Estimate 78 + 43 by rounding each number to the nearest 10: ______
- Estimate 54 − 64 by rounding each number to the nearest 10: ______
- Estimate 81 + 25 by rounding each number to the nearest 10: ______
- Estimate 41 − 47 by rounding each number to the nearest 10: ______
- Estimate 33 − 25 by rounding each number to the nearest 10: ______
- Estimate 62 − 34 by rounding each number to the nearest 10: ______
- Estimate 24 + 79 by rounding each number to the nearest 10: ______
- Estimate 81 − 39 by rounding each number to the nearest 10: ______