November 2018 2 24 Report
Oblicz:
a) -3 + 7 + (-4) + (-9) =
b) -(-2) + (4 - 7) - (-3 + 5) =
c) 1/2 - (-6) - 3 1/4 + (-2) + 4 1/4 =
d)2,5 + (-4,6) - 5,25 + (-2) + 7 1/4 =
e) -[-3 1/4 - 4] - 5 1/2 + 1,25 =
f) 10 1/2 + (-5 - 4,6) - 3 1/5 + (-2 + 5) + 1 3/5 =
Oblicz: x i sprawdz:
a) 7 - x = 9
b) 36 + x = -1
c) x + 12,5 = 3,5
d) x - 8 1/4 = -5,15
Plisss na dzisiaj !

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