This worksheet is about adding and subtracting more complex fractions.
Example
First find the lowest common multiple of 24 and 15.
24
48
96
120
...
15
30
45
60
75
90
105
120
...
It is 120
120 = 5 x 24 and 8 x 15
19
-
8
=
19 x 5 - 8 x 8
=
95 - 64
=
31
24
15
120
120
120
