Question

(4又2/3-4有又1/3÷39/43)÷(1/9+2又1/3*5/27)

Answer 1

(14/3-13/3*39/43)/1/9+7/3*5/27)

(14/3-43/9)/(1/9+35/81)

(44/9-43/9)/(9/81+35/81)

1/9*81/44

9/44