Question

-12+(-11)=
-5+(-8,15)=
-0,02+(-0,2)=
-3/16+(-2 7/16)=
-3 7/9+(-2 5/9)=
2.
-1 3/5+(-7 5/6)=
-3 1/7+(-2 8/14)=
-4 1/2+(-0,85)=
​

Answer 1

-12+(-11)= -23

-5+(-0,2)= -5,2

-0,02+(-0,2)= -0,22

-3/16+(-2 7/16)= -2 10/16= -2 5/8

-3 7/9+(-2 5/9)= -5 12/9= -6 3/9 = -6 1/3

-1 3/5 +(-7 5/6)= -1 18/30+(-7 25/30)= -8 43/30= -9 13/30

-3 1/7+(-2 8/14)= -3 2/14 +(-2 8/14)= -5 10/14= -5 2/7

-4 1/2+(-0,85)= -4,5+(-0,85)= -5,35