1) Oblicz:
a) 38,5-(22,3-51,8+3,3)+(5,8-12,3)=
b) (-3)*(-5)*(-2)*(+2)*(-3)=
c) (-9):()=
2) Oblicz:
a) (-14):()=
b) (-5)*(+2)*(+7)*(-)*(-)*(+)*(-14)=
3) Oblicz:
a) (-8)*(+2)*(+3)*(-4)*(-2) =
b) (-):(-) =
c) (-8):(-0,5) =
[(-4)*(-)]:[1*(-1,4)] =
sir_matin