Question

55-(√9.√4+1)2+(4+3):5-16

Answer 1

55 - (3.4 + 1) 2 + 7 : 5 - 16
55 - 13 + 2 + 1,4 - 16
74,4 - 13
61,4

Answer 2

55-(√9.√4+1)+2+(4+3):5-16
55-(3.2+1)+2+7:5-16
55-(6+1)+2+7:5-16
55-7+2+1,4-16
48+2+1,4-16
50+1,4-16
51,4-16
35,4

Espero ter ajudado!