1 frac 1 2 div frac 3 8 July 8, 2019 16 32 64 128 -4 frac 1 2 div left(-1 frac 3 8 right) = Determine the value of this expression 1 frac 1 2 div frac 3 8 Frac 2 3 - frac 1 2 1 - frac13 + frac15 - frac17 + ldots pm frac1 2n + 1