66943 ÷ 6 = 11157 R1
We're going to perform division on 66943 with 6 as the divisor.

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

Step 2:
6 goes into 6 1 times with a remainder of 0.
Write down 1 as next digit of of the result. 
Result so far: 11
Subtract 6 from 6 to get 0.
Bring next digit (9) of the dividend behind the 0 and repeat the process: 9 / 6

Step 3:
6 goes into 9 1 times with a remainder of 3.
Write down 1 as next digit of of the result. 
Result so far: 111
Subtract 6 from 9 to get 3.
Bring next digit (4) of the dividend behind the 3 and repeat the process: 34 / 6

Step 4:
6 goes into 34 5 times with a remainder of 4.
Write down 5 as next digit of of the result. 
Result so far: 1115
Subtract 30 from 34 to get 4.
Bring next digit (3) of the dividend behind the 4 and repeat the process: 43 / 6

Step 5:
6 goes into 43 7 times with a remainder of 1.
Write down 7 as next digit of of the result. 
Result so far: 11157
Subtract 42 from 43 to get 1.

The final result is 11157 with a remainder of 1.