Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 − 35 by rounding each number to the nearest 10: ______
- Estimate 82 + 48 by rounding each number to the nearest 10: ______
- Estimate 42 + 66 by rounding each number to the nearest 10: ______
- Estimate 42 + 75 by rounding each number to the nearest 10: ______
- Estimate 76 − 64 by rounding each number to the nearest 10: ______
- Estimate 24 − 44 by rounding each number to the nearest 10: ______
- Estimate 42 + 50 by rounding each number to the nearest 10: ______
- Estimate 69 + 48 by rounding each number to the nearest 10: ______
- Estimate 68 − 49 by rounding each number to the nearest 10: ______
- Estimate 23 + 78 by rounding each number to the nearest 10: ______
- Estimate 56 + 89 by rounding each number to the nearest 10: ______
- Estimate 65 + 50 by rounding each number to the nearest 10: ______
- Estimate 26 + 43 by rounding each number to the nearest 10: ______
- Estimate 52 + 39 by rounding each number to the nearest 10: ______
- Estimate 26 + 45 by rounding each number to the nearest 10: ______
- Estimate 30 − 80 by rounding each number to the nearest 10: ______
- Estimate 35 + 81 by rounding each number to the nearest 10: ______
- Estimate 74 + 52 by rounding each number to the nearest 10: ______
- Estimate 77 − 24 by rounding each number to the nearest 10: ______
- Estimate 50 − 24 by rounding each number to the nearest 10: ______