Question

1/2* 1. 2/3:10. (1-1/2):(1/2-13)

Answer 1

1/2 * 1 2/3 : 10 = 1/2 * 5/3 : 10=5/6 * 1/10 = 5/60 = 1/12
(1- 1/2):(1/2-13)= 1/2 : (1/2 - 26/2) = 1/2 :(- 25/2) = - 1/25