Jawapan

2016-03-14T19:16:17+08:00
2016-03-14T21:55:23+08:00
2/18, 3/27, 4/36 , 5/45 and more.

you have to multiply the numerator and the denominator of 1/9 with a number (it should be the same) to get the multiples.

example :-
1/9 = 1x9/9x9
= 9/81

1/9 = 1x11/9x11
= 11/99