Sederhanakan 2x + 5 per 6 ditambah x – 3 per 4 adalah?

(2x + 5)/6 + (x – 3)/4 = 2(2x + 5)/12 + 3(x – 3)/12
                                   = (4x + 10)/12 + (3x – 9)/12
                                   = (7x + 1)/12

2x + 5/6 + x +3/4
= 3x + 1/12