Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 55 − 68 by rounding each number to the nearest 10: ______
- Estimate 31 + 54 by rounding each number to the nearest 10: ______
- Estimate 80 + 84 by rounding each number to the nearest 10: ______
- Estimate 65 + 36 by rounding each number to the nearest 10: ______
- Estimate 30 + 85 by rounding each number to the nearest 10: ______
- Estimate 39 − 32 by rounding each number to the nearest 10: ______
- Estimate 42 − 38 by rounding each number to the nearest 10: ______
- Estimate 58 + 75 by rounding each number to the nearest 10: ______
- Estimate 24 + 89 by rounding each number to the nearest 10: ______
- Estimate 31 − 35 by rounding each number to the nearest 10: ______
- Estimate 71 − 69 by rounding each number to the nearest 10: ______
- Estimate 60 + 41 by rounding each number to the nearest 10: ______
- Estimate 32 + 72 by rounding each number to the nearest 10: ______
- Estimate 77 + 51 by rounding each number to the nearest 10: ______
- Estimate 87 + 75 by rounding each number to the nearest 10: ______
- Estimate 71 − 62 by rounding each number to the nearest 10: ______
- Estimate 68 + 28 by rounding each number to the nearest 10: ______
- Estimate 56 − 36 by rounding each number to the nearest 10: ______
- Estimate 67 − 65 by rounding each number to the nearest 10: ______
- Estimate 23 + 53 by rounding each number to the nearest 10: ______