Answer:
3/4.
Explanation:
To reduce a fraction, you have to divide both the numerator and the denominator (top and bottom) by the same number, and they have to come out as a whole number.
18 divided by 3 = 6
24 divided by 3 = 8
So, now we have 6/8.
6/8 divided by 2 = 3/4.