Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 − 44 by rounding each number to the nearest 10: ______
- Estimate 27 − 65 by rounding each number to the nearest 10: ______
- Estimate 43 + 52 by rounding each number to the nearest 10: ______
- Estimate 81 + 89 by rounding each number to the nearest 10: ______
- Estimate 75 − 40 by rounding each number to the nearest 10: ______
- Estimate 28 + 53 by rounding each number to the nearest 10: ______
- Estimate 45 − 49 by rounding each number to the nearest 10: ______
- Estimate 43 + 54 by rounding each number to the nearest 10: ______
- Estimate 53 − 79 by rounding each number to the nearest 10: ______
- Estimate 38 − 50 by rounding each number to the nearest 10: ______
- Estimate 49 + 28 by rounding each number to the nearest 10: ______
- Estimate 87 + 65 by rounding each number to the nearest 10: ______
- Estimate 76 + 48 by rounding each number to the nearest 10: ______
- Estimate 30 − 27 by rounding each number to the nearest 10: ______
- Estimate 61 + 31 by rounding each number to the nearest 10: ______
- Estimate 82 − 41 by rounding each number to the nearest 10: ______
- Estimate 71 + 41 by rounding each number to the nearest 10: ______
- Estimate 34 + 43 by rounding each number to the nearest 10: ______
- Estimate 82 + 36 by rounding each number to the nearest 10: ______
- Estimate 27 + 79 by rounding each number to the nearest 10: ______