oblicz w pamięci
a )
-12+(-11)=
-50+25=
-101+(120)=
b)
-7+42=
-101+84=
-106+120=
c)
-16+3=
99+(-19)=
-27+31=
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a )
-12+(-11)=-33
-50+25=-25
-101+(120)=19
b)
-7+42=35
-101+84=-17
-106+120=14
c)
-16+3=-13
99+(-19)=80
-27+31=4
a) -12+(-11)=-23
-50+25=25
-101+(-120)= -221
b)
-7+42=35
-101+84=-17
-106+120=14
c)
-16+3=-13
99+(-19)=118
-27+31=4