(11) 2112.5112 (12)3133514
班级---------- 姓名---------- 学号------------ 得分-----------
(1)(—9)+(—8) (2)—5—6
(3)(+3.41)-(-0.59) (4) 13413577
(5) 03.85 (6) (4213)(33)
(7) -3-4+19-11+2 (8) 4137274.5
(9) (-0.6)+1.7+(+0.6 )+(-1.7 )+(-9 ) (10) 8+(-14)-5-(-0.25)
22
(13)2.75(314)(0.5)(712)
(15)18(0.75)0.375(214)
(17)1.43.65.24.31.5
(19)0(1113)(4)(6)(12)
14) 9.3712.846.24
16)13124261.7533
18) 0.511362.50.3 20)(1418)(578)(1.25) ( ( ( (
21(21)(6)(9)|3|7.49.2(4) (22)4.7(3.3)(5.6)(2.1)
4113115 (31)345826 (32) (3)59211
55
(23)(9512)1534(3174)(22.5)(1512)
(25) (18)114(45)16
(27) ( 38 + 16 - 34 )×(—24)
(29) 3.55132.87(113)(3)6.42
(24)11323|15(5)|3
(26) 0.250.570354
(28)711516(8)
(30) 71113(11171113)
(33)1000.019990711
(35)313213115 37)19(7)128(7)33(7)
(39)3×(-4)+(-28)÷7
(34)8120.125130.2 (36) 192447(7);
38) (524)34(1.25)(3152)1.4(3) (40) 35022151
( ( (41)[38(1)7(3)8][1331(1013422)5]
(42)12(3)2(1)20032(2)200229
(43)2247(2)(3)2(1)2010 (44)4510.75125 2
(45)33242312323314
(46)45120.75125
(47)16(0.52)1[2(3)3133]80.52
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