1 per 2 + 1 per 3 - 1 per 4 = pakai cara !

1/2 + 1/3 - 1/4
=6/12 + 4/12 - 3/12
=7/12

Semoga bisa membantu...

Penyelesaian :


1/2 + 1/3 - 1/4
= (...+...-...)/12
= (6+4-3)/12
= (10-3)/12
= 7/12

Semoga Membantu :)