This puzzle is rated 2 star (medium).
Use the fraction layout shown above, where there is one digit "over" two others.
Using the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 construct three fractions were one digit is over two others (e.g. 1/23) so that when the three fractions are added together equal 1.
You must use each number once and once only.
Check the solutions page for the correct answer.