Question

Calcule o valor das expressões:
(12+2.5)_8:
25_(15+6:3):
25+[7+(8_4:2)]
60_[8+(10_2):2]:
80_[22+(5.2_1)+6]:
14:2+[13+(4.2+1)]:

Answer 1

a) (12+5.7)-8
(12+35)-8
47-8
41
b) 25-(15+6:3)
25-(15+2)
25-17
8
c)25+[7+(8-4:2)]
25+[7+(8-2)]
25+[7+6]
25+13
38
d) 60-[8+(10-2):2]
60-[8+(8):2]
60-[8+4]
60-12
48
e)80-[22+(5.2-1)+6]
80-[22+(10-1)+6]
80-[22+9+6]
80-37
43
f) 14:2+[13+(4.2+1)]
7+[13+9]
29