Question

resolva as expressoes numericas 

E) (4²)-1+(5:5²)

Answer 1

(4²)-1+(5:5²)=
16 - 1 + 5/25 =
15-1/5 = 74/5

Answer 2

E) (4²)-1+(5:5²)

16 - 1 +  5
            25

15 +  1
        5

75 +1 
    5

76
 5