October 2018 2 21 Report

1)wykonaj dodawania:

a) (+9) + (-3)=

b)(-17) +(+33)=

c)(-126) + (-44)=

d)(53 + (-37)=

e)... + (-71)=0

f)(-9) + ... =0

g)0 + ... =0

h) ... + 6 = 0

i)19 + ... = 0

j)... + (-3) = 0

k)... + 2 =1

l)(-5) + ... = -10

m)... + 7 = 5


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