Zadanie 76/21
f) (-5 1/7 - 9/14) : (-1+17/35)
e) (0,92-5):(3*0,4)
d)(-3 4/5 - 1/5) *(-3,7 + 1,4)
c)(3 2/3 - 4)*(6- 3/5)
b)-3*(4,2-6,3)
a)1,25*(-3 1/4)*(-8)
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a)
b)
c)
d)
e)
f)
f) (-5 1/7 - 9/14) : (-1+17/35) =(-5 2/14-9/14):(-18/35)=-14 11/14*(-35/18)=207/14*(-35/18)=-7245/252
e) (0,92-5):(3*0,4)=-4,08:1,2=-3,4
d)(-3 4/5 - 1/5) *(-3,7 + 1,4)=(-3,8-0,2)*(-2,3)=-4*(-2,3)=-9,2
c)(3 2/3 - 4)*(6- 3/5)=-1/3*5 2/5=-1/3*27/5=-9/5
b)-3*(4,2-6,3)=-3*(-2,1)=6,3
a)1,25*(-3 1/4)*(-8)=1,25*(-3,25)*(-8)=32,5