a) (6/5-7/8):1 5/12
a)3,2-1/2-2,54
b)(-2,8+1,45):(-0,3)
a) (6/5-7/8):1 5/12 =
= (48/40 -35/40) : (17/12) =
= (13/40) *(12/17) =
= 39/170
a)3,2-1/2-2,54 =
= 3,2 - 0,5 - 2,54 =
=0,16
b)(-2,8+1,45):(-0,3) =
=( -1,35) : (-0,3) =
= 4,5
a)
(6/5-7/8):1 5/12=(48/40-35/40):17/12=13/40*12/17=39/170
3,2-1/2-2,54=3,2-0,5-2,54=0,16
b)
(-2,8+1,45):(-0,3)=-1,35:(-0,3)=4,5
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a) (6/5-7/8):1 5/12 =
= (48/40 -35/40) : (17/12) =
= (13/40) *(12/17) =
= 39/170
a)3,2-1/2-2,54 =
= 3,2 - 0,5 - 2,54 =
=0,16
b)(-2,8+1,45):(-0,3) =
=( -1,35) : (-0,3) =
= 4,5
a)
(6/5-7/8):1 5/12=(48/40-35/40):17/12=13/40*12/17=39/170
a)
3,2-1/2-2,54=3,2-0,5-2,54=0,16
b)
(-2,8+1,45):(-0,3)=-1,35:(-0,3)=4,5