Simplify the fraction by the simplification number.

**Step 1: Calculate the numerator**

To calculate the new *numerator*, divide the numerator of the fraction (18) by the simplification number (6):

Numerator = 18 ÷ 6 = 3

**Step 2: Calculate the denominator**

To calculate the new *denominator*, divide the denominator of the fraction (30) by the simplification number (6):

Denominator = 30 ÷ 6 = 5