Multiply a fraction with another fraction by multiplying the numerators together and the denominators together. For example, 3/8 x 2/5 = 6/40 = 3/20. Follow the same procedure when you divide, except first flip the fraction you are dividing by. For example: 3/8 รท 2/5 = 3/8 x 5/2 = 15/16.
