Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 40 + 86 by rounding each number to the nearest 10: ______
- Estimate 67 + 83 by rounding each number to the nearest 10: ______
- Estimate 79 + 50 by rounding each number to the nearest 10: ______
- Estimate 84 + 62 by rounding each number to the nearest 10: ______
- Estimate 69 − 36 by rounding each number to the nearest 10: ______
- Estimate 83 − 46 by rounding each number to the nearest 10: ______
- Estimate 24 + 23 by rounding each number to the nearest 10: ______
- Estimate 63 − 51 by rounding each number to the nearest 10: ______
- Estimate 76 + 82 by rounding each number to the nearest 10: ______
- Estimate 34 + 41 by rounding each number to the nearest 10: ______
- Estimate 81 − 68 by rounding each number to the nearest 10: ______
- Estimate 22 − 47 by rounding each number to the nearest 10: ______
- Estimate 47 + 53 by rounding each number to the nearest 10: ______
- Estimate 54 + 80 by rounding each number to the nearest 10: ______
- Estimate 82 − 50 by rounding each number to the nearest 10: ______
- Estimate 42 − 87 by rounding each number to the nearest 10: ______
- Estimate 67 − 64 by rounding each number to the nearest 10: ______
- Estimate 51 + 72 by rounding each number to the nearest 10: ______
- Estimate 45 − 57 by rounding each number to the nearest 10: ______
- Estimate 66 − 52 by rounding each number to the nearest 10: ______