102 *8/4= 18*4/9= 15*6/10= 54/2*(69/23)= 18*4/(68/17)= 72/9*(36/3)=

102 *8/4=204

18*4/9=8

15*6/10=9

54/2*(69/23)=81

18*4/(68/17)=18

72/9*(36/3)=96

102*8/4=204       18*4/9=8          15*6/10=9      54/2*(69/23)=27*3=81    (18*4)/(68/17)=72/4=18   72/9*(36/3)=8*12=96