Frac 2 3 div frac 1 2 July 8, 2019 16 32 64 128 4 frac 2 3 div frac 1 2 Frac 2 - 3 div left (- 1 frac 2 7 right Frac 3 5 div 2 frac 1 2 1 frac 2 3 div left (- 2 frac 3 4 right Frac 2 3 - frac 1 2 Frac w 3 + frac 2 5 = frac 1 15 Frac 2 3