(1)68.84= (2)85.4416= (3)67.515=
(4)289.918= (5)101.79= (6)243.264=
(7)16.828= (8)15.624= (9)0.13815=
(10)1.3527= (11)0.41632= (12)3.6452=
(13)91.23.8= (14)0.7560.18= (15)51.30.27=
(16)260.13= (17)2101.4= (18)2.6880.56=
(19)10.62525= (20)12645= (21)1025=
(22)2.77.5= (23)150.06= (24)25.60.032=