4423 ÷ 1 = 4423 R0
We're going to perform division on 4423 with 1 as the divisor.

Step 1:
1 goes into 4 4 times with a remainder of 0.
Write down 4 as next digit of of the result. 
Result so far: 4
Subtract 4 from 4 to get 0.
Bring next digit (4) of the dividend behind the 0 and repeat the process: 4 / 1

Step 2:
1 goes into 4 4 times with a remainder of 0.
Write down 4 as next digit of of the result. 
Result so far: 44
Subtract 4 from 4 to get 0.
Bring next digit (2) of the dividend behind the 0 and repeat the process: 2 / 1

Step 3:
1 goes into 2 2 times with a remainder of 0.
Write down 2 as next digit of of the result. 
Result so far: 442
Subtract 2 from 2 to get 0.
Bring next digit (3) of the dividend behind the 0 and repeat the process: 3 / 1

Step 4:
1 goes into 3 3 times with a remainder of 0.
Write down 3 as next digit of of the result. 
Result so far: 4423
Subtract 3 from 3 to get 0.

The final result is 4423 with a remainder of 0.