We divide 40339138 by 7
We're looking to find how many times 7 goes into 40339138.

Advancing to step 1:
7 can be fit into 4 0 times, resulting in a remainder of 4.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we take 0 away from 4, we end up with 4.
Take the next digit (0) from the dividend and append it to 4, then repeat: 40 / 7

Let's proceed to step 2:
If we divide 40 by 7, we get 5 and a remainder of 5.
Record the quotient 5 as the next digit in the result. 
Result so far: 5.0
The remainder is 5 after subtracting 35 from 40.
Append the next digit (3) from the dividend to 5 and continue with: 53 / 7

Going ahead to step 3:
The number 7 fits into 53 7 times, leaving a remainder of 4.
Put 7 as the next digit of the answer. 
Result so far: 57.0
Subtracting 49 from 53 leaves us with 4.
Append the next digit (3) from the dividend to 4 and continue with: 43 / 7

On to step 4:
If we divide 43 by 7, we get 6 and a remainder of 1.
Use 6 as the next digit of our solution. 
Result so far: 576.0
If we subtract 42 from 43, we get 1.
Bring next digit (9) of the dividend behind the 1 and repeat the process: 19 / 7

Going ahead to step 5:
When dividing 19 by 7, we get 2 with a remainder of 5.
Put 2 as the next digit of the answer. 
Result so far: 5762.0
Subtract 14 from 19 to get 5.
Bring next digit (1) of the dividend behind the 5 and repeat the process: 51 / 7

Let's proceed to step 6:
7 can be fit into 51 7 times, resulting in a remainder of 2.
Record the quotient 7 as the next digit in the result. 
Result so far: 57627.0
If we take 49 away from 51, we end up with 2.
Bring next digit (3) of the dividend behind the 2 and repeat the process: 23 / 7

Let's proceed to step 7:
23 divided by 7 is 3 with a remainder of 2.
Write down 3 as next digit of the result. 
Result so far: 576273.0
The remainder is 2 after subtracting 21 from 23.
Append the next digit (8) from the dividend to 2 and continue with: 28 / 7

Let's proceed to step 8:
28 divided by 7 is 4 with a remainder of 0.
Write down 4 as next digit of the result. 
Result so far: 5762734.0
Subtracting 28 from 28 leaves us with 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Advancing to step 9:
If we divide 0 by 7, we get 0 and a remainder of 0.
The next digit of our result is 0. 
Result so far: 5762734.0
If we subtract 0 from 0, we get 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Let's proceed to step 10:
If we divide 0 by 7, we get 0 and a remainder of 0.
The next digit of our result is 0. 
Result so far: 5762734.0
Subtract 0 from 0 to get 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

The final outcome is 5762734.0, with a leftover of 0.0.