What is and equivalent fraction to 18 36?

An equivalent fraction to 18/36 is 1/2. To find an equivalent fraction, you need to divide both the numerator and denominator by their greatest common factor, which in this case is 18. When you divide 18 by 18, you get 1, and when you divide 36 by 18, you get 2. Therefore, 18/36 is equivalent to 1/2.