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1、. . 0.6 ( 1.70.9) 0.24+1.25= 5.8 ( 3.87-0.13 )+4.2 3.74 = (270 180)(30 15)= 5.4 ( 2.731.85) 2.29 -3.56= 32.52- (6+9.728 3.2 ) 2.5= 1000 ( 280 650 13 ) = (284+16 )(512- 820818)= (7.1-5.6 ) 0.9 - 1.15 2.5= 33.02( 148.490.85) 2.5 = 51+ (2304-2042 ) 23 = 5.4 2.6 (3.7-2.9 )+0.62 =5.8 ( 3.87-0.13 )+4.2 3.
2、74 = 4215+ (4361-716 ) 81 = ( 136+64 )(65- 34523)= 32.52- (6+9.728 3.2 ) 2.5= (174+209 ) 26 - 9000= 5.8 ( 3.87-0.13 )+4.2 3.74 = ( 7.1-5.6 ) 0.9 - 1.15 2.5= 5.4 2.6 (3.7-2.9 )+0.62 =4/5 25/16 + 2/3 3/4= 14 8/7 5/6 12/15 = 18.1( 30.299 0.23 )1= (7.1-5.6 ) 0.9 - 1.15 2.5= 5.4 2.6 (3.7-2.9 )+0.62423= (
3、284+16 )(512- 820818)= 5.8 ( 3.87-0.13 )+4.2 3.74 = (136+64 )(65- 34523)= . . 5.4 2.6 (3.7-2.9 )+0.62= 32.52- (6+9.728 3.2 ) 2.5= 0.15 ( 3.79-1.9 )+1.11 0.15= ( 7.1-5.6 ) 0.9 - 1.15 2.5= 6015-(518+699)-2783= 4134+(2819+866)+2181= 6076-875-(805+3320)= (58+370 )(64-45 ) = 32971273+27273297= 1312+(153+
4、688+1847)= 32.52- (6+9.728 3.2 ) 2.5= 1616506+24941616= 0.05 30 -(18.4+27.834.6) =5.4 2.6 (3.7-2.9 )+0.62= 5.47+12.81+3.53+7.19= 5.8(3.87-0.13 )+4.2 3.74 = (7.1-5.6 ) 0.9 - 1.15 2.5= 109+(72+91)-9324125= 4+3.2 5+6.8 25 (8 0.4) 1.25= 1258.8 1.34.253.7 3.75 = (1.61.61.61.6) 25 = 3.8 3.9 3.9 0.1 0.1 3.9 .6- 1.6 4= 6- 1.19 3 -0.43= 0.12 4.8 0.12 4.8= 50.6.5 ( 4.8- 1.2 4) = (7.1-5.6 ) 0.9 - 1.15 2.5= (3.2 1.5+2.5 ) 1.6= 5.8 ( 3.87-0.13 )+4.2 3.74= 5.4 2.6 (3.7-2.9 )+0.62= 5.38+7.85-5.37=