10005 ÷ 8 = 1250 R5
No problem, we've got 10005 and 8 for the division.

Step 1:
8 goes into 1 0 times with a remainder of 1.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 1 to get 1.
Bring next digit (0) of the dividend behind the 1 and repeat the process: 10 / 8

Step 2:
8 goes into 10 1 times with a remainder of 2.
Write down 1 as next digit of of the result. 
Result so far: 1
Subtract 8 from 10 to get 2.
Bring next digit (0) of the dividend behind the 2 and repeat the process: 20 / 8

Step 3:
8 goes into 20 2 times with a remainder of 4.
Write down 2 as next digit of of the result. 
Result so far: 12
Subtract 16 from 20 to get 4.
Bring next digit (0) of the dividend behind the 4 and repeat the process: 40 / 8

Step 4:
8 goes into 40 5 times with a remainder of 0.
Write down 5 as next digit of of the result. 
Result so far: 125
Subtract 40 from 40 to get 0.
Bring next digit (5) of the dividend behind the 0 and repeat the process: 5 / 8

Step 5:
8 goes into 5 0 times with a remainder of 5.
Write down 0 as next digit of of the result. 
Result so far: 1250
Subtract 0 from 5 to get 5.

The final result is 1250 with a remainder of 5.