93761609 ÷ 640 
Let's see how many times 640 fits into 93761609.

Step 1:
9 divided by 640 is 0 with a remainder of 9.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we subtract 0 from 9, we get 9.
Bring next digit (3) of the dividend behind the 9 and repeat the process: 93 / 640

Step 2:
When dividing 93 by 640, we get 0 with a remainder of 93.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtracting 0 from 93 leaves us with 93.
Take the next digit (7) from the dividend and append it to 93, then repeat: 937 / 640

Moving on to step 3:
When dividing 937 by 640, we get 1 with a remainder of 297.
The next digit of our result is 1. 
Result so far: 1.0
If we subtract 640 from 937, we get 297.
Take the next digit (6) from the dividend and append it to 297, then repeat: 2976 / 640

Let's proceed to step 4:
If we divide 2976 by 640, we get 4 and a remainder of 416.
The next digit of our result is 4. 
Result so far: 14.0
Deduct 2560 from 2976 and we're left with 416.
Take the next digit (1) from the dividend and append it to 416, then repeat: 4161 / 640

Step 5:
When dividing 4161 by 640, we get 6 with a remainder of 321.
Write down 6 as next digit of the result. 
Result so far: 146.0
The remainder is 321 after subtracting 3840 from 4161.
Include the next digit (6) from the dividend after 321, then repeat: 3216 / 640

Moving on to step 6:
When dividing 3216 by 640, we get 5 with a remainder of 16.
The number 5 becomes the next digit in our result. 
Result so far: 1465.0
The remainder is 16 after subtracting 3200 from 3216.
Bring next digit (0) of the dividend behind the 16 and repeat the process: 160 / 640

Advancing to step 7:
When dividing 160 by 640, we get 0 with a remainder of 160.
Write down 0 as next digit of the result. 
Result so far: 14650.0
The remainder is 160 after subtracting 0 from 160.
Bring next digit (9) of the dividend behind the 160 and repeat the process: 1609 / 640

Advancing to step 8:
1609 divided by 640 is 2 with a remainder of 329.
The number 2 becomes the next digit in our result. 
Result so far: 146502.0
Deduct 1280 from 1609 and we're left with 329.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3290, and continue the process.

Advancing to step 9:
3290 divided by 640 is 5 with a remainder of 90.
Use 5 as the next digit of our solution. 
Result so far: 146502.5
If we take 3200 away from 3290, we end up with 90.
Since there are no more digits in the dividend, we add a zero to the remainder making it 900, and continue the process.

Advancing to step 10:
The number 640 fits into 900 1 times, leaving a remainder of 260.
Use 1 as the next digit of our solution. 
Result so far: 146502.51
Subtracting 640 from 900 leaves us with 260.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2600, and continue the process.

Advancing to step 11:
When dividing 2600 by 640, we get 4 with a remainder of 40.
The next digit of our result is 4. 
Result so far: 146502.514
If we take 2560 away from 2600, we end up with 40.
Since there are no more digits in the dividend, we add a zero to the remainder making it 400, and continue the process.

Going ahead to step 12:
640 can be fit into 400 0 times, resulting in a remainder of 400.
Write down 0 as next digit of the result. 
Result so far: 146502.514
Subtract 0 from 400 to get 400.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4000, and continue the process.

Step 13:
If we divide 4000 by 640, we get 6 and a remainder of 160.
The next digit of our result is 6. 
Result so far: 146502.51406
The remainder is 160 after subtracting 3840 from 4000.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1600, and continue the process.

On to step 14:
640 goes into 1600 2 times with a remainder of 320.
Use 2 as the next digit of our solution. 
Result so far: 146502.514062
Subtract 1280 from 1600 to get 320.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3200, and continue the process.

Going ahead to step 15:
When dividing 3200 by 640, we get 5 with a remainder of 0.
Write down 5 as next digit of the result. 
Result so far: 146502.5140625
The remainder is 0 after subtracting 3200 from 3200.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

On to step 16:
When dividing 0 by 640, we get 0 with a remainder of 0.
Use 0 as the next digit of our solution. 
Result so far: 146502.5140625
If we take 0 away from 0, we end up 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.

The final result is 146502.5140625 with a remainder of 0.0.