Question

Calcule:
-3+5-2-9=?
7+8-6-4-3=?
-5+4-2-7+3=?
23-45-12+67=?
72-24-56+13=?
68-34-54+43=?
-23-35-68-98=?
48+25+79-99=?
59-43-76+24=?
​

Answer 1

Resposta:

-3+5-2-9= -9

7+8-6-4-3= 2

-5+4-2-7+3= -7

23-45-12+67= 33

72-24-56+13= 5

68-34-54+43 = 23

-23-35-68-98= 224

48+25+79-99= 53

56-43-76+24= -36