78465931 divided by 280 
We're looking to find how many times 280 goes into 78465931.

Going ahead to step 1:
280 goes into 7 0 times with a remainder of 7.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 7 and we're left with 7.
Take the next digit (8) from the dividend and append it to 7, then repeat: 78 / 280

On to step 2:
280 goes into 78 0 times with a remainder of 78.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtract 0 from 78 to get 78.
Grab the next digit (4) from the dividend, add it to 78, then carry on: 784 / 280

Let's proceed to step 3:
784 divided by 280 is 2 with a remainder of 224.
Record the quotient 2 as the next digit in the result. 
Result so far: 2.0
The remainder is 224 after subtracting 560 from 784.
Bring next digit (6) of the dividend behind the 224 and repeat the process: 2246 / 280

Moving on to step 4:
280 can be fit into 2246 8 times, resulting in a remainder of 6.
The number 8 becomes the next digit in our result. 
Result so far: 28.0
Deduct 2240 from 2246 and we're left with 6.
Bring next digit (5) of the dividend behind the 6 and repeat the process: 65 / 280

Going ahead to step 5:
The number 280 fits into 65 0 times, leaving a remainder of 65.
Use 0 as the next digit of our solution. 
Result so far: 280.0
Deduct 0 from 65 and we're left with 65.
Append the next digit (9) from the dividend to 65 and continue with: 659 / 280

Going ahead to step 6:
The number 280 fits into 659 2 times, leaving a remainder of 99.
The next digit of our result is 2. 
Result so far: 2802.0
The remainder is 99 after subtracting 560 from 659.
Grab the next digit (3) from the dividend, add it to 99, then carry on: 993 / 280

On to step 7:
993 divided by 280 is 3 with a remainder of 153.
Write down 3 as next digit of the result. 
Result so far: 28023.0
The remainder is 153 after subtracting 840 from 993.
Grab the next digit (1) from the dividend, add it to 153, then carry on: 1531 / 280

On to step 8:
280 can be fit into 1531 5 times, resulting in a remainder of 131.
Record the quotient 5 as the next digit in the result. 
Result so far: 280235.0
Deduct 1400 from 1531 and we're left with 131.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1310, and continue the process.

On to step 9:
The number 280 fits into 1310 4 times, leaving a remainder of 190.
Record the quotient 4 as the next digit in the result. 
Result so far: 280235.4
If we take 1120 away from 1310, we end up with 190.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1900, and continue the process.

On to step 10:
1900 divided by 280 is 6 with a remainder of 220.
The number 6 becomes the next digit in our result. 
Result so far: 280235.46
The remainder is 220 after subtracting 1680 from 1900.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2200, and continue the process.

Moving on to step 11:
2200 divided by 280 is 7 with a remainder of 240.
The next digit of our result is 7. 
Result so far: 280235.467
If we subtract 1960 from 2200, we get 240.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2400, and continue the process.

Step 12:
2400 divided by 280 is 8 with a remainder of 160.
Record the quotient 8 as the next digit in the result. 
Result so far: 280235.4678
The remainder is 160 after subtracting 2240 from 2400.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1600, and continue the process.

Advancing to step 13:
If we divide 1600 by 280, we get 5 and a remainder of 200.
Record the quotient 5 as the next digit in the result. 
Result so far: 280235.46785
The remainder is 200 after subtracting 1400 from 1600.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2000, and continue the process.

Step 14:
280 goes into 2000 7 times with a remainder of 40.
Record the quotient 7 as the next digit in the result. 
Result so far: 280235.467857
The remainder is 40 after subtracting 1960 from 2000.
Since there are no more digits in the dividend, we add a zero to the remainder making it 400, and continue the process.

Step 15:
The number 280 fits into 400 1 times, leaving a remainder of 120.
Record the quotient 1 as the next digit in the result. 
Result so far: 280235.4678571
Subtracting 280 from 400 leaves us with 120.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1200, and continue the process.

Step 16:
280 can be fit into 1200 4 times, resulting in a remainder of 80.
The number 4 becomes the next digit in our result. 
Result so far: 280235.46785714
The remainder is 80 after subtracting 1120 from 1200.
Since there are no more digits in the dividend, we add a zero to the remainder making it 800, and continue the process.

The final outcome is 280235.46785714, with a leftover of 8e-08.