1.Oblicz: 56 - (-44) = -56 - (-44) = 2.Wpisz odpowiednie liczby: -17 + ... = -20 ... + 15 = -25 18 - ... = -20 ... - 10 = -100 ... + (-27) = 1 -14 - (-...) = -1 3.Oblicz: a) -2 * 2/3 = 3/5 * (-4) = b) (-1,6) : (-0,2) =

1. 100; -12 2. -3; -40; 38; -110; 28; 13 3. a) -1 i 1/3; -2 i 2/5 b) 0,8

1.56-(-44)=56+44=100 -56-(-44)=(-56)+44=-12 2.-17+(-3)=-20 -40+15=-25 28-38=-20 -90-10=-100 28+(-27)=1 -14-(-13)=-1

56-(-44)=100 -56-(-44)=-12 zadanie 2 -17+(-3)=-20 -40+15=-25 18-38=-20 -90-10=-100 28+(-27)=1 -14-(-13)=-1 zadanie 3 a)-2*2/3=-1.333333 3/5*(-4)=-2.4 b)(-1.6)/(-0.2)=8