Which method is considered not the preferred approach for performing arithmetic?

The choice of repetitive addition as a method for performing arithmetic is not considered the preferred approach because it is inefficient for larger numbers or more complex calculations. While repetitive addition logically results in multiplication, using multiplication directly is much more efficient and straightforward. This principle applies broadly, as efficiency and accuracy are crucial in arithmetic operations.

In modern mathematics and computer science, methods like binary addition are favored for their efficiency, especially in computing contexts. Longhand division, though time-consuming, is a standard method that helps to clearly organize the calculation process, making it easy to follow. The subtractive method, while less common for basic arithmetic, has its use in certain algorithms and applications. Therefore, repetitive addition, while valid, is less practical and efficient for high-volume calculations and is why it is viewed as less preferable compared to the other methods listed.