b)-3 1/7 : 11=
c)2 1/4 :(-1 1/2)=
g)2 3/4* (0,50=
h)-2,3* 1/3=
i)-3,75: (-1 1/4)=
j) 1/3: (-0,7)=
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c)2 1/4 : (-1 1/2) = 9/4 : (-3/2) = 9/4 * (-2/3) = (-3/2) = -1.5
g)2 3/4* (0,50)=2 3/4 * 1/2 =2 3/8
h)-2,3* 1/3= - 2 3/1 * 1/3 = -2
i)-3,75: (-1 1/4)= -3 3/4 : (-1 1/4)= - 15/4 : ( -5/4) = -15/4 * (-4/15) = 3
j) 1/3: (-0,7)=