Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 32 − 24 by rounding each number to the nearest 10: ______
- Estimate 83 + 73 by rounding each number to the nearest 10: ______
- Estimate 83 − 69 by rounding each number to the nearest 10: ______
- Estimate 48 + 39 by rounding each number to the nearest 10: ______
- Estimate 75 + 32 by rounding each number to the nearest 10: ______
- Estimate 37 − 23 by rounding each number to the nearest 10: ______
- Estimate 24 − 43 by rounding each number to the nearest 10: ______
- Estimate 78 − 47 by rounding each number to the nearest 10: ______
- Estimate 66 + 55 by rounding each number to the nearest 10: ______
- Estimate 66 − 70 by rounding each number to the nearest 10: ______
- Estimate 27 + 67 by rounding each number to the nearest 10: ______
- Estimate 55 − 61 by rounding each number to the nearest 10: ______
- Estimate 86 − 79 by rounding each number to the nearest 10: ______
- Estimate 70 − 79 by rounding each number to the nearest 10: ______
- Estimate 80 + 39 by rounding each number to the nearest 10: ______
- Estimate 23 − 80 by rounding each number to the nearest 10: ______
- Estimate 44 + 68 by rounding each number to the nearest 10: ______
- Estimate 43 − 53 by rounding each number to the nearest 10: ______
- Estimate 51 + 37 by rounding each number to the nearest 10: ______
- Estimate 32 − 25 by rounding each number to the nearest 10: ______