90622290 ÷ 129 
We want to divide 90622290 by 129.

Going ahead to step 1:
129 goes into 9 0 times with a remainder of 9.
The next digit of our result is 0. 
Result so far: 0.0
Subtracting 0 from 9 leaves us with 9.
Append the next digit (0) from the dividend to 9 and continue with: 90 / 129

Going ahead to step 2:
If we divide 90 by 129, we get 0 and a remainder of 90.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 90 after subtracting 0 from 90.
Take the next digit (6) from the dividend and append it to 90, then repeat: 906 / 129

Let's proceed to step 3:
129 can be fit into 906 7 times, resulting in a remainder of 3.
Put 7 as the next digit of the answer. 
Result so far: 7.0
Subtracting 903 from 906 leaves us with 3.
Bring next digit (2) of the dividend behind the 3 and repeat the process: 32 / 129

Going ahead to step 4:
If we divide 32 by 129, we get 0 and a remainder of 32.
Put 0 as the next digit of the answer. 
Result so far: 70.0
If we take 0 away from 32, we end up with 32.
Bring next digit (2) of the dividend behind the 32 and repeat the process: 322 / 129

Moving on to step 5:
322 divided by 129 is 2 with a remainder of 64.
Write down 2 as next digit of the result. 
Result so far: 702.0
If we subtract 258 from 322, we get 64.
Bring next digit (2) of the dividend behind the 64 and repeat the process: 642 / 129

On to step 6:
129 can be fit into 642 4 times, resulting in a remainder of 126.
Put 4 as the next digit of the answer. 
Result so far: 7024.0
Subtracting 516 from 642 leaves us with 126.
Include the next digit (9) from the dividend after 126, then repeat: 1269 / 129

Moving on to step 7:
1269 divided by 129 is 9 with a remainder of 108.
Write down 9 as next digit of the result. 
Result so far: 70249.0
Deduct 1161 from 1269 and we're left with 108.
Bring next digit (0) of the dividend behind the 108 and repeat the process: 1080 / 129

On to step 8:
If we divide 1080 by 129, we get 8 and a remainder of 48.
Write down 8 as next digit of the result. 
Result so far: 702498.0
If we subtract 1032 from 1080, we get 48.
Since there are no more digits in the dividend, we add a zero to the remainder making it 480, and continue the process.

Going ahead to step 9:
129 can be fit into 480 3 times, resulting in a remainder of 93.
The number 3 becomes the next digit in our result. 
Result so far: 702498.3
The remainder is 93 after subtracting 387 from 480.
Since there are no more digits in the dividend, we add a zero to the remainder making it 930, and continue the process.

Let's proceed to step 10:
129 can be fit into 930 7 times, resulting in a remainder of 27.
Put 7 as the next digit of the answer. 
Result so far: 702498.37
Subtract 903 from 930 to get 27.
Since there are no more digits in the dividend, we add a zero to the remainder making it 270, and continue the process.

On to step 11:
When dividing 270 by 129, we get 2 with a remainder of 12.
The number 2 becomes the next digit in our result. 
Result so far: 702498.372
The remainder is 12 after subtracting 258 from 270.
Since there are no more digits in the dividend, we add a zero to the remainder making it 120, and continue the process.

Advancing to step 12:
129 can be fit into 120 0 times, resulting in a remainder of 120.
Write down 0 as next digit of the result. 
Result so far: 702498.372
If we subtract 0 from 120, we get 120.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1200, and continue the process.

Going ahead to step 13:
1200 divided by 129 is 9 with a remainder of 39.
Record the quotient 9 as the next digit in the result. 
Result so far: 702498.37209
Deduct 1161 from 1200 and we're left with 39.
Since there are no more digits in the dividend, we add a zero to the remainder making it 390, and continue the process.

Let's proceed to step 14:
When dividing 390 by 129, we get 3 with a remainder of 3.
The next digit of our result is 3. 
Result so far: 702498.372093
If we take 387 away from 390, we end up 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.

Step 15:
129 goes into 30 0 times with a remainder of 30.
Put 0 as the next digit of the answer. 
Result so far: 702498.372093
If we take 0 away from 30, we end up with 30.
Since there are no more digits in the dividend, we add a zero to the remainder making it 300, and continue the process.

Step 16:
When dividing 300 by 129, we get 2 with a remainder of 42.
Write down 2 as next digit of the result. 
Result so far: 702498.37209302
Subtract 258 from 300 to get 42.
Since there are no more digits in the dividend, we add a zero to the remainder making it 420, and continue the process.

After the division, we end up with 702498.37209302 and a remainder of 4.2e-08.