What is 15.05714571457145714... as a Fraction?

15.5714 equals 75278249995 as a fraction.

How do you turn 15.5714 repeating into a fraction?

Detailed Answer:

Step 1: To convert 15.5714 repeating into a fraction, begin writing this simple equation:

n = 15.5714 (equation 1)

Step 2: Notice that there are 4 digits in the repeating block (5714), so multiply both sides by 10⁴ = 10000.

10000 × n = 155714.5714 (equation 2)

Step 3: Now subtract equation 1 from equation 2 to cancel the repeating block (or repetend) out.

10000 × n = 155714.5714
    1 × n = 15.5714
 9999 × n = 155699

n = 75278249995 (answer)

15.5714 = 75278249995 as the lowest possible fraction.

As the numerator is greater than the denominator, we have an improper fraction, so we can also express it as a mixed number, thus 75278249995 is also equal to 15285749995 when expressed as a mixed number.

The repeating decimal 15.5714 (vinculum notation) has a repeated block length of 4. It is also represented as 15.571457145714... (ellipsis notation) which equals approximately 15.57145714571457145714 (decimal approximation)(*).

The recurring decimal 15.5714 can be written as a ratio of two integers having 752782 as the numerator and 49995 as the denominator. So, it is a rational number (named after ratio). It can be shown that a number is rational if its decimal representation is repeating or terminating.

(*) At present, there is no single universally accepted notation or phrasing for repeating decimals.