Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 76 + 75 by rounding each number to the nearest 10: ______
- Estimate 71 − 82 by rounding each number to the nearest 10: ______
- Estimate 66 + 55 by rounding each number to the nearest 10: ______
- Estimate 77 + 41 by rounding each number to the nearest 10: ______
- Estimate 70 + 64 by rounding each number to the nearest 10: ______
- Estimate 42 + 84 by rounding each number to the nearest 10: ______
- Estimate 23 + 24 by rounding each number to the nearest 10: ______
- Estimate 66 − 78 by rounding each number to the nearest 10: ______
- Estimate 68 − 23 by rounding each number to the nearest 10: ______
- Estimate 47 − 34 by rounding each number to the nearest 10: ______
- Estimate 84 − 76 by rounding each number to the nearest 10: ______
- Estimate 82 − 83 by rounding each number to the nearest 10: ______
- Estimate 84 + 77 by rounding each number to the nearest 10: ______
- Estimate 58 + 56 by rounding each number to the nearest 10: ______
- Estimate 56 − 48 by rounding each number to the nearest 10: ______
- Estimate 30 + 22 by rounding each number to the nearest 10: ______
- Estimate 88 + 34 by rounding each number to the nearest 10: ______
- Estimate 29 + 68 by rounding each number to the nearest 10: ______
- Estimate 77 + 84 by rounding each number to the nearest 10: ______
- Estimate 84 − 66 by rounding each number to the nearest 10: ______