a) (-100)x8/25=
b) 1 2/3 x(-6/25)=
c) (-2 2/5)x(-3 3/4)=
d) (-9,45)x 0,28=
e) 0,04x(0,27)=
f) (-3,6)x 4/9=
g) (-2,1)x(-4 2/7)=
h)- 7/8:(-5,6)=
I)9/10:(-3/4)=
j)(-1 1/2): (-0,06)=
k)(-2 2/3) : 1,2 =
l) 2/3 : (-6)=
m) (-0,45) : 1 4/5=
n) (-2,75) : (-2,2)=
o) (-3,5) : (- 1 2/5)=
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Odpowiedź w załączniku :)
a)(-100)*8/25=-32
b)1 2/3*(-6/25)=5/3*(-6/25)=-2/5
c) (-2 2/5)*(-3 3/4)=-12/5*(-15/4)=-3*(-3)=9
d) (-9,45)*0,28=(-9 45/100)*28/100=-945/100*28/100=1323/500
e) 0,04*0,27=4/100*27/100=1/25*7/25=7/625
f) (-3,6)*4/9=-36/10*4/9=-8/5
g) (-2,1)*(-4 2/7) = -21/10*(-30/7)=-3*(-3)=9
h) -7/8:(-5,6)=-7/8:(-56/10)=-7/8*(-10/56)=-1/4*(-5/8)=5/32
i) 9/10:(-3/4)=9/10*(4/3)=-6/5=-1 1/5
j) (-1 1/2):(-0,06)=-3/2:(-6/100)=(-3/2)*(-100/6)=50/3
k)(-2 2/3):1,2=-8/3:12/10=8/3*10/12=-20/9
l) 2/3:(-6)=2/3*(-1/6)=-1/9
m) (-0,45): 1 4/5=-45/100:9/5=(-45/100)*5/9=-1/4
n) (-2,75):(-2,2)=-275/100:(-22/10)=-275/100*(-10/22)=-5/2*1/2=-5/4=-1 1/4
o) (-3,5):(-1 2/5)=-35/10:(-7/5)=-35/10*(-5/7)=-9/2