August 2018 3 12 Report
1) Zapisz wyrażenia bez nawiasów i oblicz ich wartość.
a) 7 + (-9)
b) (-4) - (-4)
c) -4 + (-3)
d) (-12) + (-18)
e) -(-7) - (-7)
f) (-31) - (-9)
g) -8 - (-(-2))
h) 4 - (-5) + (-8)
i) -9 + (-42)

2) Oblicz.
a) 5 + (-4)
b) 6 - (-7)
c) -21 + (-4)
d) -10 - (-20)
e) -12 + (-27)
f) 3 - 24
g) -37 + 48
h) 15 + (-27)
i) -9 + (-42)

Pilne.

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