Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 74 + 34 by rounding each number to the nearest 10: ______
- Estimate 81 + 55 by rounding each number to the nearest 10: ______
- Estimate 81 + 63 by rounding each number to the nearest 10: ______
- Estimate 41 − 84 by rounding each number to the nearest 10: ______
- Estimate 73 + 75 by rounding each number to the nearest 10: ______
- Estimate 25 + 43 by rounding each number to the nearest 10: ______
- Estimate 49 + 23 by rounding each number to the nearest 10: ______
- Estimate 63 − 52 by rounding each number to the nearest 10: ______
- Estimate 49 − 30 by rounding each number to the nearest 10: ______
- Estimate 82 + 32 by rounding each number to the nearest 10: ______
- Estimate 54 − 42 by rounding each number to the nearest 10: ______
- Estimate 48 + 62 by rounding each number to the nearest 10: ______
- Estimate 84 − 61 by rounding each number to the nearest 10: ______
- Estimate 34 + 48 by rounding each number to the nearest 10: ______
- Estimate 63 − 75 by rounding each number to the nearest 10: ______
- Estimate 21 − 25 by rounding each number to the nearest 10: ______
- Estimate 55 − 32 by rounding each number to the nearest 10: ______
- Estimate 86 − 62 by rounding each number to the nearest 10: ______
- Estimate 68 − 59 by rounding each number to the nearest 10: ______
- Estimate 67 + 42 by rounding each number to the nearest 10: ______