Oblicz:
a) 2/3 *(-0,125)=
b) -1/12 *1,2=
c) 3 1/2 *(-2 3/5)=
d) -2/3*(-5/6)=
e) -2,5 *(-0,8)*(-1)=
f) -8,52 *(-1,8)*(-2)=
g) - 4 *(-1,5)*9-10)*(-2,2)=
h) - 3,8 *(-5) * (-2)* (-6,1)*(01)=
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a) 2/3 *(-0,125) = 2/3 * (-1/8) = -2/24 = -1/12
b) -1/12 *1,2 = -1/12 *6/5 = -6/60 = - 1/10
c) 3 1/2 *(-2 3/5) = 7/2 *(-13/5) = -91/10 = - 9 i 1/10
d) -2/3*(-5/6) = 10/18 = 5/9
e) -2,5 *(-0,8)*(-1) = 2*(-1) = -2
f) -8,52 *(-1,8)*(-2) = 15,336 *(-2) = -30,672
g) - 4 *(-1,5)*(9-10)*(-2,2) = 6*(9-10)*(-2,2) = 6*(-1)*(-2,2) = -6 * (-2,2) = 13,2
h) - 3,8 *(-5) * (-2)* (-6,1)*(0,1) = 19 *(-2)*(-6,1)*(0,1) = -38 *(-6,1)*(0,1) = 231,8* (0,1) = 23,18