One of the 2s in the numerator and one of the 2s in the denominator can simplify to 1, and one of the 4s in the numerator and one of the 4s in the denominator can simplify to 1. Then all that’s left is [ggfrac]5 x 1 x 1/3 x 1 x 1 x 4[/ggfrac] = [ggfrac]5/3 x 4[/ggfrac].