(1). 2 per 3 , dikurang , 2 per 8 , ditambah , 1 per 3 =

Pembahasan :
[tex] \frac{2}{3} - \frac{2}{8} + \frac{1}{3} \\ = \frac{16 - 6 + 8}{24} \\ = \frac{18}{24} = \frac{3}{4} [/tex]

Good Luck ^^