12/18=2/3=4/6=6/9
6
1/3 of eighteen would be 6. Just divide eighteen by three.
18 = 6 times 3
eighteen.
18 / 6 = 3
(18%) / 3 = (18/3) % = 6%
3/9=6/18
3/8 of 18 is 6 3/4 or 6.75
t2 - 36 = (t - 6)(t + 6) This pattern is often called the difference of squares.
18/12 = 9/6 = 3/2
18/30=3/5=.6=60%