In the previous posts, I have shared to you an alternative algorithm for **multiplication** and **division**. In this post, I am going to share with you a different algorithm for performing subtraction. This algorithm does not involve “borrowing” from a higher place value but subtracts individual digits. To illustrate this algorithm, let’s consider some examples.

**Example 1**: 847 – 728

First, we separate the digits of the numbers as shown below.

Second, we subtract the corresponding digits. Continue reading…