Question

1.calculati:
a)

(-3)-(-2)=
(-4)-(-6)=
(-12)-(-12)=

b)

(+4)-)+2)=
(+6)-(+8)=
(+18)-(+18)=

c)

(-6)-(+6)=
(-18)-(+14)=
(+19)-(-11)=

dau coroana+ma abonez+10p+multumesc pana la ora 15:15

Answer 1

a )
(-3)-(-2)= -1
(-4)-(-6)=+2
(-12)-(-12)=0

b)
(+4)-(+2)=+2
(+6)-(+8)= -2
(+18)-(+18)=0

c)
(-6)-(+6)= -12
(-18)-(+14)= -32
(+19)-(-11)=+30