86859840 ÷ 448 
Let's see how many times 448 fits into 86859840.

On to step 1:
448 goes into 8 0 times with a remainder of 8.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtracting 0 from 8 leaves us with 8.
Fetch the next digit (6) from the dividend, attach it to 8 and continue: 86 / 448

Going ahead to step 2:
448 can be fit into 86 0 times, resulting in a remainder of 86.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Deduct 0 from 86 and we're left with 86.
Append the next digit (8) from the dividend to 86 and continue with: 868 / 448

Going ahead to step 3:
When dividing 868 by 448, we get 1 with a remainder of 420.
Record the quotient 1 as the next digit in the result. 
Result so far: 1.0
Subtract 448 from 868 to get 420.
Append the next digit (5) from the dividend to 420 and continue with: 4205 / 448

Going ahead to step 4:
The number 448 fits into 4205 9 times, leaving a remainder of 173.
Record the quotient 9 as the next digit in the result. 
Result so far: 19.0
If we take 4032 away from 4205, we end up with 173.
Take the next digit (9) from the dividend and append it to 173, then repeat: 1739 / 448

On to step 5:
The number 448 fits into 1739 3 times, leaving a remainder of 395.
The next digit of our result is 3. 
Result so far: 193.0
The remainder is 395 after subtracting 1344 from 1739.
Include the next digit (8) from the dividend after 395, then repeat: 3958 / 448

Let's proceed to step 6:
448 goes into 3958 8 times with a remainder of 374.
Record the quotient 8 as the next digit in the result. 
Result so far: 1938.0
The remainder is 374 after subtracting 3584 from 3958.
Grab the next digit (4) from the dividend, add it to 374, then carry on: 3744 / 448

Going ahead to step 7:
448 goes into 3744 8 times with a remainder of 160.
The next digit of our result is 8. 
Result so far: 19388.0
Subtracting 3584 from 3744 leaves us with 160.
Append the next digit (0) from the dividend to 160 and continue with: 1600 / 448

On to step 8:
When dividing 1600 by 448, we get 3 with a remainder of 256.
The number 3 becomes the next digit in our result. 
Result so far: 193883.0
Subtracting 1344 from 1600 leaves us with 256.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2560, and continue the process.

On to step 9:
2560 divided by 448 is 5 with a remainder of 320.
The next digit of our result is 5. 
Result so far: 193883.5
Deduct 2240 from 2560 and we're left with 320.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3200, and continue the process.

On to step 10:
3200 divided by 448 is 7 with a remainder of 64.
The number 7 becomes the next digit in our result. 
Result so far: 193883.57
If we subtract 3136 from 3200, we get 64.
Since there are no more digits in the dividend, we add a zero to the remainder making it 640, and continue the process.

Step 11:
The number 448 fits into 640 1 times, leaving a remainder of 192.
Put 1 as the next digit of the answer. 
Result so far: 193883.571
If we subtract 448 from 640, we get 192.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1920, and continue the process.

Going ahead to step 12:
If we divide 1920 by 448, we get 4 and a remainder of 128.
The number 4 becomes the next digit in our result. 
Result so far: 193883.5714
If we subtract 1792 from 1920, we get 128.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1280, and continue the process.

Going ahead to step 13:
When dividing 1280 by 448, we get 2 with a remainder of 384.
Record the quotient 2 as the next digit in the result. 
Result so far: 193883.57142
Subtracting 896 from 1280 leaves us with 384.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3840, and continue the process.

Moving on to step 14:
The number 448 fits into 3840 8 times, leaving a remainder of 256.
Write down 8 as next digit of the result. 
Result so far: 193883.571428
Deduct 3584 from 3840 and we're left with 256.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2560, and continue the process.

Let's proceed to step 15:
The number 448 fits into 2560 5 times, leaving a remainder of 320.
The number 5 becomes the next digit in our result. 
Result so far: 193883.5714285
Deduct 2240 from 2560 and we're left with 320.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3200, and continue the process.

Moving on to step 16:
If we divide 3200 by 448, we get 7 and a remainder of 64.
Use 7 as the next digit of our solution. 
Result so far: 193883.57142857
The remainder is 64 after subtracting 3136 from 3200.
Since there are no more digits in the dividend, we add a zero to the remainder making it 640, and continue the process.

In conclusion, the division gives 193883.57142857 with a balance of 6.4e-08.