51947 ÷ 8 = 6493 R3
We're going to perform division on 51947 with 8 as the divisor.

Step 1:
8 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 (1) of the dividend behind the 5 and repeat the process: 51 / 8

Step 2:
8 goes into 51 6 times with a remainder of 3.
Write down 6 as next digit of of the result. 
Result so far: 6
Subtract 48 from 51 to get 3.
Bring next digit (9) of the dividend behind the 3 and repeat the process: 39 / 8

Step 3:
8 goes into 39 4 times with a remainder of 7.
Write down 4 as next digit of of the result. 
Result so far: 64
Subtract 32 from 39 to get 7.
Bring next digit (4) of the dividend behind the 7 and repeat the process: 74 / 8

Step 4:
8 goes into 74 9 times with a remainder of 2.
Write down 9 as next digit of of the result. 
Result so far: 649
Subtract 72 from 74 to get 2.
Bring next digit (7) of the dividend behind the 2 and repeat the process: 27 / 8

Step 5:
8 goes into 27 3 times with a remainder of 3.
Write down 3 as next digit of of the result. 
Result so far: 6493
Subtract 24 from 27 to get 3.

The final result is 6493 with a remainder of 3.