Question

a) ( +10 ).(+5) =_
b) (+15).(-5) =
c) (-9).(-11 ) =
d) (-1).(+6 ) =
e) 0. (+5) =
75
f) (+7).(-5) =
g) (-1).(-12 ) =
h) (-1).(+6 ) =​

Answer 1

a) ( +10 ).(+5) = +15

b) (+15).(-5) = +7

c) (-9).(-11 ) = -18

d) (-1).(+6 ) = +5

e) 0. (+5) = +5

75

f) (+7).(-5) = +2

g) (-1).(-12 ) = -13

h) (-1).(+6 ) = +5

Espero ter ajudado.