Is this number intended to be an infinite number. 0.1555555555 is finite.
However, if written as 0.1555555555... then it is deemed to be inifinte. Notice the three dots/stops at the end of the number. This is the mathematical standard to indicate an infinite number.
As a finite fraction it is
0.1555555555 / 1.00000000
Cancel down by 5.
0.0311111111/ 0.200000000
Drop the decimal points
311111111/2000000000
Is the answer for a finite decimale.
For an infinite decimal
Let P = 0.15555....
10P = 1.555555....
100P = 15.55555...
Subtract
90P = 14
P = 14/90
Camncel dowm by '2'
P = 7/45 The answer. ( I suspect you want).
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Every fraction is an equivalent fraction: each fraction in decimal form has an equivalent rational fraction as well as an equivalent percentage fraction.
A fraction that has a different sign to the first fraction.
Divide the fraction by 100, and you will get the percentage of a fraction.
Or both. That's a complex fraction.
The number below the fraction bar in a fraction is the denominator. The number above the fraction bar is the numerator.