tolong bantu soal ini plis

1. ( 5² ) 2/3
= (25) 2/3
= 50/3
= 50 ÷ 3
= 16,6

2. (5 1/2) -3/4
= 11/2 x -3/4
= 22/4 x -3/4
= -66/ 4
= -66 ÷ 4
= -16,5