1、1有理数计算题38+(22)+ (+62 )+ (78) ( )+0+(+ )+( )+( ) 32416121(23)+|63|+ |37| +(77) (-8.25)+8.25+ (-0.25)+(-5.75 )+(-7.5) (+18)+(-32)+(-16) +(+26) 5 +(-5 )+4 +( )32531(8)+(3 )+2+( )+12 (0.8)+(1.2)+(0.6)2121+(2.4) (-6.37)+ (3 )+6.37+2.75 (+ )( )( ) 4 1037452710(+6.1)(4.3)(2.1)5.1 ( )(1 )(1 )(+1.75)3243322(
2、3 )(2) (1 )( 1.75) 8 5 4 3 24332 3976192 4 + +( ) (0.5)(3 )6.755 361325 4121 2 -(+10 )+(-8 )-(+3 ) 598- - -843151254123(0.25)( )4(7) ( )( )( ) 735412721) -8721+53 -1279+43 (22)4(96)(0.25) 219 481(23) ( 1 + )56 (24) ( )3674843 654397(25) (36)( ) (26) ( )(8 0.4)9465127 43343(27) (66)1 ( )( ) (28)25 (2
3、5) 25 213115432141(29) ( + )72 (30) (2 )( )( )187436597 3147258165(31)2(518) (32)1 (3)( )18 31(33) ( )( ) (34) ( )( )8714383 438765(35) ( + )( ) (36) 3.5 ( 0.5) 2983443 61731(37) 1 (1 )1 (7) (38) ( ) 726583 56312454(39) (2 ) 4 (40)0.8 +4.8( )2.2 +0.87557125312727319(41) ( )(154) (42) (2.4) 127542036
4、17318(43)2( ) (5 ) (44) 15 - (1 1 3 73471 2452(1 ) 8(45) (5)( )5 (46)-( - + )( )11 312472421(47)-13 -0.34 + (-13)- 0.34 (48) (-13)(-134 ) (- ) 32723175 136715(49) (-1650+3 )( - 2) (50) ( - 4 )-(-5 )+(- 4 )- 3 52 872118(51) (-0.5)-(- 3 )+6.75 - 5 (52)178- 87.21+43 +53 12.794121 219(53)( )1 + ( ) (54)
5、|3| 10(15) 4975218421 31(55) 1 ( )2 (56) (2 3 +1 )(1 )53271651 128761(7)(57) 3 3(5)+16(2) 345+( 0.625) 28(58) (5)( 5) (5) (59) (4)( )( )( )310754216(60)1(3) 33+ (1 )(2) 2计算题参考答案:0 - 13/12 0 -13.5 - 4 4 2 -5 -1 - 11/70 7.4 1 2.5 - 163/12 -31/4 4 -19 .6 469.6 -4 -0.2 (21)-9903(22)2(23)-19(24)-25 (25)-25(26)- 4 .7 (27)-121(28)75/2 (29)78(30)9/28 第一页(31)- 1/117 (32)4/27 (33)- 0.5 (34)3/20(35)-6 .5(36)1(37)- 27/4 (38)- 0.8(39)- 85/84 ( 40)-7.2 (41)6(42)0.4 (43)17/27 (44)- 622/63(45)25(46)9(47)-13.34(48) -2(49)31.3(50)- 27/4 (51)4(52)175(53)83(54)4 .7(55)3/50 (56 )14/3