55393 ÷ 7 = 7913 R2
Alright, let's work through the division of 55393 by 7 step by step.

Step 1:
7 goes into 5 0 times with a remainder of 5.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 5 to get 5.
Bring next digit (5) of the dividend behind the 5 and repeat the process: 55 / 7

Step 2:
7 goes into 55 7 times with a remainder of 6.
Write down 7 as next digit of of the result. 
Result so far: 7
Subtract 49 from 55 to get 6.
Bring next digit (3) of the dividend behind the 6 and repeat the process: 63 / 7

Step 3:
7 goes into 63 9 times with a remainder of 0.
Write down 9 as next digit of of the result. 
Result so far: 79
Subtract 63 from 63 to get 0.
Bring next digit (9) of the dividend behind the 0 and repeat the process: 9 / 7

Step 4:
7 goes into 9 1 times with a remainder of 2.
Write down 1 as next digit of of the result. 
Result so far: 791
Subtract 7 from 9 to get 2.
Bring next digit (3) of the dividend behind the 2 and repeat the process: 23 / 7

Step 5:
7 goes into 23 3 times with a remainder of 2.
Write down 3 as next digit of of the result. 
Result so far: 7913
Subtract 21 from 23 to get 2.

The final result is 7913 with a remainder of 2.