Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 68 + 73 by rounding each number to the nearest 10: ______
- Estimate 67 + 78 by rounding each number to the nearest 10: ______
- Estimate 47 + 81 by rounding each number to the nearest 10: ______
- Estimate 79 + 49 by rounding each number to the nearest 10: ______
- Estimate 34 + 29 by rounding each number to the nearest 10: ______
- Estimate 38 + 67 by rounding each number to the nearest 10: ______
- Estimate 53 − 35 by rounding each number to the nearest 10: ______
- Estimate 74 + 88 by rounding each number to the nearest 10: ______
- Estimate 55 − 36 by rounding each number to the nearest 10: ______
- Estimate 28 − 55 by rounding each number to the nearest 10: ______
- Estimate 74 + 37 by rounding each number to the nearest 10: ______
- Estimate 62 + 21 by rounding each number to the nearest 10: ______
- Estimate 84 − 30 by rounding each number to the nearest 10: ______
- Estimate 57 − 57 by rounding each number to the nearest 10: ______
- Estimate 36 − 47 by rounding each number to the nearest 10: ______
- Estimate 72 + 69 by rounding each number to the nearest 10: ______
- Estimate 25 + 48 by rounding each number to the nearest 10: ______
- Estimate 76 + 75 by rounding each number to the nearest 10: ______
- Estimate 48 − 22 by rounding each number to the nearest 10: ______
- Estimate 70 − 37 by rounding each number to the nearest 10: ______