79729 ÷ 8 = 9966 R1
Let's divide 79729 by 8.

Step 1:
8 goes into 7 0 times with a remainder of 7.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 7 to get 7.
Bring next digit (9) of the dividend behind the 7 and repeat the process: 79 / 8

Step 2:
8 goes into 79 9 times with a remainder of 7.
Write down 9 as next digit of of the result. 
Result so far: 9
Subtract 72 from 79 to get 7.
Bring next digit (7) of the dividend behind the 7 and repeat the process: 77 / 8

Step 3:
8 goes into 77 9 times with a remainder of 5.
Write down 9 as next digit of of the result. 
Result so far: 99
Subtract 72 from 77 to get 5.
Bring next digit (2) of the dividend behind the 5 and repeat the process: 52 / 8

Step 4:
8 goes into 52 6 times with a remainder of 4.
Write down 6 as next digit of of the result. 
Result so far: 996
Subtract 48 from 52 to get 4.
Bring next digit (9) of the dividend behind the 4 and repeat the process: 49 / 8

Step 5:
8 goes into 49 6 times with a remainder of 1.
Write down 6 as next digit of of the result. 
Result so far: 9966
Subtract 48 from 49 to get 1.

The final result is 9966 with a remainder of 1.