553439 divided by 7 
Let's see how many times 7 fits into 553439.

Advancing to step 1:
When dividing 5 by 7, we get 0 with a remainder of 5.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtract 0 from 5 to get 5.
Take the next digit (5) from the dividend and append it to 5, then repeat: 55 / 7

On to step 2:
55 divided by 7 is 7 with a remainder of 6.
The next digit of our result is 7. 
Result so far: 7.0
Subtracting 49 from 55 leaves us with 6.
Take the next digit (3) from the dividend and append it to 6, then repeat: 63 / 7

Let's proceed to step 3:
The number 7 fits into 63 9 times, leaving a remainder of 0.
Use 9 as the next digit of our solution. 
Result so far: 79.0
Subtract 63 from 63 to get 0.
Fetch the next digit (4) from the dividend, attach it to 0 and continue: 4 / 7

Let's proceed to step 4:
When dividing 4 by 7, we get 0 with a remainder of 4.
The number 0 becomes the next digit in our result. 
Result so far: 790.0
If we subtract 0 from 4, we get 4.
Bring next digit (3) of the dividend behind the 4 and repeat the process: 43 / 7

Step 5:
If we divide 43 by 7, we get 6 and a remainder of 1.
The next digit of our result is 6. 
Result so far: 7906.0
If we subtract 42 from 43, we get 1.
Take the next digit (9) from the dividend and append it to 1, then repeat: 19 / 7

Let's proceed to step 6:
When dividing 19 by 7, we get 2 with a remainder of 5.
Write down 2 as next digit of the result. 
Result so far: 79062.0
Deduct 14 from 19 and we're left with 5.
Since there are no more digits in the dividend, we add a zero to the remainder making it 50, and continue the process.

On to step 7:
If we divide 50 by 7, we get 7 and a remainder of 1.
The next digit of our result is 7. 
Result so far: 79062.7
If we subtract 49 from 50, we get 1.
Since there are no more digits in the dividend, we add a zero to the remainder making it 10, and continue the process.

Step 8:
7 can be fit into 10 1 times, resulting in a remainder of 3.
The next digit of our result is 1. 
Result so far: 79062.71
Deduct 7 from 10 and we're left with 3.
Since there are no more digits in the dividend, we add a zero to the remainder making it 30, and continue the process.

Going ahead to step 9:
30 divided by 7 is 4 with a remainder of 2.
Use 4 as the next digit of our solution. 
Result so far: 79062.714
Deduct 28 from 30 and we're left with 2.
Since there are no more digits in the dividend, we add a zero to the remainder making it 20, and continue the process.

Moving on to step 10:
When dividing 20 by 7, we get 2 with a remainder of 6.
Write down 2 as next digit of the result. 
Result so far: 79062.7142
Deduct 14 from 20 and we're left with 6.
Since there are no more digits in the dividend, we add a zero to the remainder making it 60, and continue the process.

On to step 11:
If we divide 60 by 7, we get 8 and a remainder of 4.
Use 8 as the next digit of our solution. 
Result so far: 79062.71428
The remainder is 4 after subtracting 56 from 60.
Since there are no more digits in the dividend, we add a zero to the remainder making it 40, and continue the process.

Going ahead to step 12:
When dividing 40 by 7, we get 5 with a remainder of 5.
Write down 5 as next digit of the result. 
Result so far: 79062.714285
Subtracting 35 from 40 leaves us with 5.
Since there are no more digits in the dividend, we add a zero to the remainder making it 50, and continue the process.

Moving on to step 13:
7 goes into 50 7 times with a remainder of 1.
The next digit of our result is 7. 
Result so far: 79062.7142857
The remainder is 1 after subtracting 49 from 50.
Since there are no more digits in the dividend, we add a zero to the remainder making it 10, and continue the process.

Let's proceed to step 14:
If we divide 10 by 7, we get 1 and a remainder of 3.
Record the quotient 1 as the next digit in the result. 
Result so far: 79062.71428571
The remainder is 3 after subtracting 7 from 10.
Since there are no more digits in the dividend, we add a zero to the remainder making it 30, and continue the process.

The final outcome is 79062.71428571, with a leftover of 3e-09.