Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 76 + 62 by rounding each number to the nearest 10: ______
- Estimate 22 + 58 by rounding each number to the nearest 10: ______
- Estimate 46 − 34 by rounding each number to the nearest 10: ______
- Estimate 44 + 23 by rounding each number to the nearest 10: ______
- Estimate 82 + 76 by rounding each number to the nearest 10: ______
- Estimate 65 + 52 by rounding each number to the nearest 10: ______
- Estimate 85 − 65 by rounding each number to the nearest 10: ______
- Estimate 86 + 28 by rounding each number to the nearest 10: ______
- Estimate 32 − 68 by rounding each number to the nearest 10: ______
- Estimate 62 + 37 by rounding each number to the nearest 10: ______
- Estimate 84 + 53 by rounding each number to the nearest 10: ______
- Estimate 37 + 26 by rounding each number to the nearest 10: ______
- Estimate 32 − 25 by rounding each number to the nearest 10: ______
- Estimate 68 − 55 by rounding each number to the nearest 10: ______
- Estimate 43 + 79 by rounding each number to the nearest 10: ______
- Estimate 50 + 75 by rounding each number to the nearest 10: ______
- Estimate 84 − 86 by rounding each number to the nearest 10: ______
- Estimate 21 + 22 by rounding each number to the nearest 10: ______
- Estimate 24 + 49 by rounding each number to the nearest 10: ______
- Estimate 47 − 50 by rounding each number to the nearest 10: ______