Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 + 89 by rounding each number to the nearest 10: ______
- Estimate 80 + 71 by rounding each number to the nearest 10: ______
- Estimate 67 + 33 by rounding each number to the nearest 10: ______
- Estimate 78 + 41 by rounding each number to the nearest 10: ______
- Estimate 47 − 46 by rounding each number to the nearest 10: ______
- Estimate 39 + 28 by rounding each number to the nearest 10: ______
- Estimate 76 − 82 by rounding each number to the nearest 10: ______
- Estimate 88 + 28 by rounding each number to the nearest 10: ______
- Estimate 37 + 58 by rounding each number to the nearest 10: ______
- Estimate 55 + 33 by rounding each number to the nearest 10: ______
- Estimate 66 + 46 by rounding each number to the nearest 10: ______
- Estimate 39 + 35 by rounding each number to the nearest 10: ______
- Estimate 84 − 27 by rounding each number to the nearest 10: ______
- Estimate 39 + 47 by rounding each number to the nearest 10: ______
- Estimate 52 + 76 by rounding each number to the nearest 10: ______
- Estimate 27 − 41 by rounding each number to the nearest 10: ______
- Estimate 48 + 42 by rounding each number to the nearest 10: ______
- Estimate 24 + 57 by rounding each number to the nearest 10: ______
- Estimate 72 − 60 by rounding each number to the nearest 10: ______
- Estimate 22 − 39 by rounding each number to the nearest 10: ______