Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 50 − 79 by rounding each number to the nearest 10: ______
- Estimate 23 + 84 by rounding each number to the nearest 10: ______
- Estimate 72 − 26 by rounding each number to the nearest 10: ______
- Estimate 86 − 49 by rounding each number to the nearest 10: ______
- Estimate 56 − 73 by rounding each number to the nearest 10: ______
- Estimate 27 + 79 by rounding each number to the nearest 10: ______
- Estimate 28 − 32 by rounding each number to the nearest 10: ______
- Estimate 75 + 72 by rounding each number to the nearest 10: ______
- Estimate 57 + 46 by rounding each number to the nearest 10: ______
- Estimate 76 − 49 by rounding each number to the nearest 10: ______
- Estimate 50 − 46 by rounding each number to the nearest 10: ______
- Estimate 49 − 68 by rounding each number to the nearest 10: ______
- Estimate 48 + 32 by rounding each number to the nearest 10: ______
- Estimate 62 − 59 by rounding each number to the nearest 10: ______
- Estimate 55 − 33 by rounding each number to the nearest 10: ______
- Estimate 80 + 84 by rounding each number to the nearest 10: ______
- Estimate 51 + 21 by rounding each number to the nearest 10: ______
- Estimate 57 − 55 by rounding each number to the nearest 10: ______
- Estimate 74 + 89 by rounding each number to the nearest 10: ______
- Estimate 74 − 79 by rounding each number to the nearest 10: ______