Question

calcule:

A) - 7 + 5 =
B) + 6 + 2 =
C) + 5 - 10 =
D) (-2) . (-5) =
E) (-20) : (+5) =
F) (-6) : (-2) =
G) -6 - 2 =
H) -10 + 15 =
​

Answer 1

A) -2
B) 8
C) -5
E) -4
F) 3
G) -8
H) 5