6829 ÷ 8 = 853 R5
Let's divide 6829 by 8.

Step 1:
8 goes into 6 0 times with a remainder of 6.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 6 to get 6.
Bring next digit (8) of the dividend behind the 6 and repeat the process: 68 / 8

Step 2:
8 goes into 68 8 times with a remainder of 4.
Write down 8 as next digit of of the result. 
Result so far: 8
Subtract 64 from 68 to get 4.
Bring next digit (2) of the dividend behind the 4 and repeat the process: 42 / 8

Step 3:
8 goes into 42 5 times with a remainder of 2.
Write down 5 as next digit of of the result. 
Result so far: 85
Subtract 40 from 42 to get 2.
Bring next digit (9) of the dividend behind the 2 and repeat the process: 29 / 8

Step 4:
8 goes into 29 3 times with a remainder of 5.
Write down 3 as next digit of of the result. 
Result so far: 853
Subtract 24 from 29 to get 5.

The final result is 853 with a remainder of 5.