66691080 ÷ 137 
We want to figure out the number of times 66691080 can be divided by 137.

Moving on to step 1:
When dividing 6 by 137, we get 0 with a remainder of 6.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 6 after subtracting 0 from 6.
Bring next digit (6) of the dividend behind the 6 and repeat the process: 66 / 137

Let's proceed to step 2:
If we divide 66 by 137, we get 0 and a remainder of 66.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtracting 0 from 66 leaves us with 66.
Take the next digit (6) from the dividend and append it to 66, then repeat: 666 / 137

Let's proceed to step 3:
When dividing 666 by 137, we get 4 with a remainder of 118.
Record the quotient 4 as the next digit in the result. 
Result so far: 4.0
The remainder is 118 after subtracting 548 from 666.
Bring next digit (9) of the dividend behind the 118 and repeat the process: 1189 / 137

Let's proceed to step 4:
137 can be fit into 1189 8 times, resulting in a remainder of 93.
Write down 8 as next digit of the result. 
Result so far: 48.0
Deduct 1096 from 1189 and we're left with 93.
Take the next digit (1) from the dividend and append it to 93, then repeat: 931 / 137

Advancing to step 5:
137 can be fit into 931 6 times, resulting in a remainder of 109.
The next digit of our result is 6. 
Result so far: 486.0
Deduct 822 from 931 and we're left with 109.
Include the next digit (0) from the dividend after 109, then repeat: 1090 / 137

Step 6:
The number 137 fits into 1090 7 times, leaving a remainder of 131.
The next digit of our result is 7. 
Result so far: 4867.0
Subtract 959 from 1090 to get 131.
Fetch the next digit (8) from the dividend, attach it to 131 and continue: 1318 / 137

Step 7:
137 can be fit into 1318 9 times, resulting in a remainder of 85.
Put 9 as the next digit of the answer. 
Result so far: 48679.0
Deduct 1233 from 1318 and we're left with 85.
Append the next digit (0) from the dividend to 85 and continue with: 850 / 137

Let's proceed to step 8:
When dividing 850 by 137, we get 6 with a remainder of 28.
Use 6 as the next digit of our solution. 
Result so far: 486796.0
If we subtract 822 from 850, we get 28.
Since there are no more digits in the dividend, we add a zero to the remainder making it 280, and continue the process.

Going ahead to step 9:
When dividing 280 by 137, we get 2 with a remainder of 6.
Record the quotient 2 as the next digit in the result. 
Result so far: 486796.2
The remainder is 6 after subtracting 274 from 280.
Since there are no more digits in the dividend, we add a zero to the remainder making it 60, and continue the process.

On to step 10:
137 can be fit into 60 0 times, resulting in a remainder of 60.
The next digit of our result is 0. 
Result so far: 486796.2
Subtract 0 from 60 to get 60.
Since there are no more digits in the dividend, we add a zero to the remainder making it 600, and continue the process.

Let's proceed to step 11:
600 divided by 137 is 4 with a remainder of 52.
Use 4 as the next digit of our solution. 
Result so far: 486796.204
If we subtract 548 from 600, we get 52.
Since there are no more digits in the dividend, we add a zero to the remainder making it 520, and continue the process.

Advancing to step 12:
520 divided by 137 is 3 with a remainder of 109.
Record the quotient 3 as the next digit in the result. 
Result so far: 486796.2043
The remainder is 109 after subtracting 411 from 520.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1090, and continue the process.

Moving on to step 13:
When dividing 1090 by 137, we get 7 with a remainder of 131.
Use 7 as the next digit of our solution. 
Result so far: 486796.20437
Subtract 959 from 1090 to get 131.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1310, and continue the process.

Let's proceed to step 14:
If we divide 1310 by 137, we get 9 and a remainder of 77.
Write down 9 as next digit of the result. 
Result so far: 486796.204379
Subtracting 1233 from 1310 leaves us with 77.
Since there are no more digits in the dividend, we add a zero to the remainder making it 770, and continue the process.

Advancing to step 15:
If we divide 770 by 137, we get 5 and a remainder of 85.
Write down 5 as next digit of the result. 
Result so far: 486796.2043795
If we subtract 685 from 770, we get 85.
Since there are no more digits in the dividend, we add a zero to the remainder making it 850, and continue the process.

On to step 16:
137 can be fit into 850 6 times, resulting in a remainder of 28.
Write down 6 as next digit of the result. 
Result so far: 486796.20437956
The remainder is 28 after subtracting 822 from 850.
Since there are no more digits in the dividend, we add a zero to the remainder making it 280, and continue the process.

The final result is 486796.20437956 with a remainder of 2.8e-08.