Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 + 76 by rounding each number to the nearest 10: ______
- Estimate 89 + 54 by rounding each number to the nearest 10: ______
- Estimate 54 − 68 by rounding each number to the nearest 10: ______
- Estimate 76 − 45 by rounding each number to the nearest 10: ______
- Estimate 49 − 43 by rounding each number to the nearest 10: ______
- Estimate 22 − 35 by rounding each number to the nearest 10: ______
- Estimate 25 − 46 by rounding each number to the nearest 10: ______
- Estimate 80 + 75 by rounding each number to the nearest 10: ______
- Estimate 74 − 28 by rounding each number to the nearest 10: ______
- Estimate 73 − 24 by rounding each number to the nearest 10: ______
- Estimate 28 − 21 by rounding each number to the nearest 10: ______
- Estimate 24 − 67 by rounding each number to the nearest 10: ______
- Estimate 78 + 72 by rounding each number to the nearest 10: ______
- Estimate 33 + 24 by rounding each number to the nearest 10: ______
- Estimate 62 + 77 by rounding each number to the nearest 10: ______
- Estimate 22 − 26 by rounding each number to the nearest 10: ______
- Estimate 63 + 75 by rounding each number to the nearest 10: ______
- Estimate 21 + 79 by rounding each number to the nearest 10: ______
- Estimate 80 + 67 by rounding each number to the nearest 10: ______
- Estimate 56 − 25 by rounding each number to the nearest 10: ______