Plissss pomocy (liczbyujemne)
a) -12 +(-11)=
b) -50 + 25=
c) -11 + (-120)=
d) -101+ 84=
e)99 + (-19)=
f)-27 +31=
g)-13 +5,6=
h)-6,2 +(2,6)=
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a) -12 +(-11)= -12 - 11 = -23
b) -50 + 25= -25
c) -11 + (-120)= -11 -120 = -131
d) -101+ 84= -17
e)99 + (-19)= 99 – 19 = 80
f)-27 +31= 4
g)-13 +5,6= - 7,4
h)-6,2 +(2,6)= -6,2 + 2,6 = -3,6