28870455 divided by 139 
Let's see how many times 139 fits into 28870455.

Advancing to step 1:
The number 139 fits into 2 0 times, leaving a remainder of 2.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we take 0 away from 2, we end up with 2.
Grab the next digit (8) from the dividend, add it to 2, then carry on: 28 / 139

Moving on to step 2:
The number 139 fits into 28 0 times, leaving a remainder of 28.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtracting 0 from 28 leaves us with 28.
Grab the next digit (8) from the dividend, add it to 28, then carry on: 288 / 139

Moving on to step 3:
288 divided by 139 is 2 with a remainder of 10.
Put 2 as the next digit of the answer. 
Result so far: 2.0
Subtract 278 from 288 to get 10.
Append the next digit (7) from the dividend to 10 and continue with: 107 / 139

Advancing to step 4:
The number 139 fits into 107 0 times, leaving a remainder of 107.
The next digit of our result is 0. 
Result so far: 20.0
Subtract 0 from 107 to get 107.
Take the next digit (0) from the dividend and append it to 107, then repeat: 1070 / 139

Let's proceed to step 5:
If we divide 1070 by 139, we get 7 and a remainder of 97.
The next digit of our result is 7. 
Result so far: 207.0
If we subtract 973 from 1070, we get 97.
Grab the next digit (4) from the dividend, add it to 97, then carry on: 974 / 139

Advancing to step 6:
If we divide 974 by 139, we get 7 and a remainder of 1.
Put 7 as the next digit of the answer. 
Result so far: 2077.0
Subtracting 973 from 974 leaves us with 1.
Take the next digit (5) from the dividend and append it to 1, then repeat: 15 / 139

Going ahead to step 7:
139 goes into 15 0 times with a remainder of 15.
Put 0 as the next digit of the answer. 
Result so far: 20770.0
Subtracting 0 from 15 leaves us with 15.
Append the next digit (5) from the dividend to 15 and continue with: 155 / 139

On to step 8:
155 divided by 139 is 1 with a remainder of 16.
Use 1 as the next digit of our solution. 
Result so far: 207701.0
Subtracting 139 from 155 leaves us with 16.
Since there are no more digits in the dividend, we add a zero to the remainder making it 160, and continue the process.

Step 9:
The number 139 fits into 160 1 times, leaving a remainder of 21.
Use 1 as the next digit of our solution. 
Result so far: 207701.1
If we subtract 139 from 160, we get 21.
Since there are no more digits in the dividend, we add a zero to the remainder making it 210, and continue the process.

Going ahead to step 10:
210 divided by 139 is 1 with a remainder of 71.
The next digit of our result is 1. 
Result so far: 207701.11
If we take 139 away from 210, we end up with 71.
Since there are no more digits in the dividend, we add a zero to the remainder making it 710, and continue the process.

Our division results in 207701.11 with a remaining 0.071.