1.
A ) -2 1/3 * ( - 27/28) =
B ) 3 1/2 - 3 1/6 : ( - 2 1/9 ) =
C ) ( - 1 1/7 * 1 11/24 ) : 3/5 =
A)-2 1/3*(27/28)=-7/3*(-27/28)=9/4=2 1/4
B)3 1/2-3 1/6:(-2 1/9)=3 1/2-19/6*(-9/19)=3 1/2+2/3=3 3/6+4/6=3 7/6=4 1/6
C)(-1 1/7* 1 11/24):3/5=( -8/7*35/24):3/5=-5/3*5/3=-25/9= -2 6/9=-2 2/3
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A)-2 1/3*(27/28)=-7/3*(-27/28)=9/4=2 1/4
B)3 1/2-3 1/6:(-2 1/9)=3 1/2-19/6*(-9/19)=3 1/2+2/3=3 3/6+4/6=3 7/6=4 1/6
C)(-1 1/7* 1 11/24):3/5=( -8/7*35/24):3/5=-5/3*5/3=-25/9= -2 6/9=-2 2/3