Step 1:
The first step to converting 680635.52307342 to a fraction is to re-write 680635.52307342 in the form p/q where p and q are both positive integers. To start with, 680635.52307342 can be written as simply 680635.52307342/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 680635.52307342, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 680635.52307342/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 680635.52307342/1 each by 100000000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 680635.52307342 as a fraction:
680635/1 / 1