Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 55 − 59 by rounding each number to the nearest 10: ______
- Estimate 85 − 26 by rounding each number to the nearest 10: ______
- Estimate 85 + 73 by rounding each number to the nearest 10: ______
- Estimate 82 − 44 by rounding each number to the nearest 10: ______
- Estimate 50 + 67 by rounding each number to the nearest 10: ______
- Estimate 75 − 22 by rounding each number to the nearest 10: ______
- Estimate 83 − 68 by rounding each number to the nearest 10: ______
- Estimate 71 − 67 by rounding each number to the nearest 10: ______
- Estimate 57 + 85 by rounding each number to the nearest 10: ______
- Estimate 27 + 83 by rounding each number to the nearest 10: ______
- Estimate 81 + 61 by rounding each number to the nearest 10: ______
- Estimate 55 − 34 by rounding each number to the nearest 10: ______
- Estimate 35 + 34 by rounding each number to the nearest 10: ______
- Estimate 51 − 48 by rounding each number to the nearest 10: ______
- Estimate 22 − 80 by rounding each number to the nearest 10: ______
- Estimate 21 − 55 by rounding each number to the nearest 10: ______
- Estimate 44 − 65 by rounding each number to the nearest 10: ______
- Estimate 61 + 58 by rounding each number to the nearest 10: ______
- Estimate 28 − 42 by rounding each number to the nearest 10: ______
- Estimate 32 − 62 by rounding each number to the nearest 10: ______