Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 65 − 89 by rounding each number to the nearest 10: ______
- Estimate 25 + 77 by rounding each number to the nearest 10: ______
- Estimate 38 + 22 by rounding each number to the nearest 10: ______
- Estimate 89 + 72 by rounding each number to the nearest 10: ______
- Estimate 47 − 46 by rounding each number to the nearest 10: ______
- Estimate 55 + 40 by rounding each number to the nearest 10: ______
- Estimate 24 − 81 by rounding each number to the nearest 10: ______
- Estimate 86 + 77 by rounding each number to the nearest 10: ______
- Estimate 36 + 23 by rounding each number to the nearest 10: ______
- Estimate 27 + 46 by rounding each number to the nearest 10: ______
- Estimate 36 + 71 by rounding each number to the nearest 10: ______
- Estimate 68 − 23 by rounding each number to the nearest 10: ______
- Estimate 60 + 67 by rounding each number to the nearest 10: ______
- Estimate 82 + 77 by rounding each number to the nearest 10: ______
- Estimate 22 + 25 by rounding each number to the nearest 10: ______
- Estimate 22 + 60 by rounding each number to the nearest 10: ______
- Estimate 72 − 69 by rounding each number to the nearest 10: ______
- Estimate 73 + 76 by rounding each number to the nearest 10: ______
- Estimate 35 − 32 by rounding each number to the nearest 10: ______
- Estimate 51 + 22 by rounding each number to the nearest 10: ______