15/7

To calculate 15 divided by 7, you would use long division:

 2

7 | 15

First, you ask yourself, how many times does 7 go into 15? The answer is 2. Write 2 above the bar.

 2

7 | 15

Next, multiply 2 by 7:

 2

7 | 15 -14

Subtract 14 from 15:

 2

7 | 15 -14

  1

Now, bring down the next digit, which is 5:

 2

7 | 15 -14

  15

Ask yourself, how many times does 7 go into 15? The answer is 2. Write 2 above the bar under the 15:

 2

7 | 15 -14

 15
 -14
 ----
    1

So, 15 divided by 7 is equal to 2 with a remainder of 1.