Some numbers cannot be expressed exactly as decimals with a finite number of digits. they are called recurring decimal or repeating decimal. The decimal representation of a number repeating part and the infinitely-repeated digit part. For example, 1/3 = 0.33333..., it repeating the single-digit sequence "3" forever.
The Convert Recurring decimal to fraction calculator helps convert recurring decimal to fraction. Enter Non-recurring part in text box like 0, Enter Recurring Number in text box like 3, the number will appear like 0.3333....., clikc the "calculate", the Fraction Result will be 1/3.