(1)+× (2)×﹣× (3)3 (4). (5)
﹣(+)
(6)2﹣÷﹣ (7)
÷8+×
(8)÷+× (9)×+× (10)12×(75%+) (11)20÷÷. (12)﹣﹣+
(13)87×
(14)÷5+5÷
(15)÷(﹣×)
(16)
(17)
(18)
(19)÷(﹣)÷,
(20)〔+(﹣)〕÷,(21)42÷(÷),
(22)(﹣)÷,
(23)×+÷3, (24)12×(÷), (25)×7+×7, (26)9×÷9×, (27)
(+
)÷,
(28)
×19﹣,
(29)(+)×32, (30)÷÷, (31)×87+12÷, (32)48×(),(33)÷[×()],(34)[1﹣()]×,(35),
(36)
(37)
(38)
(39)
(40)+÷+,
(41)÷7+×,
(42)2﹣÷﹣,
(43)×(+)+,
(44)
×+×,
(45)3﹣﹣,
(46)×+÷5,
(47)(﹣)÷+, (48)+(+)×, (49)×÷(﹣),
(50)(﹣)×100,
(51)×+×,
(52)×+÷,
(53)(12×﹣7.3)÷, (54)÷〔(+)×],(55)(×27﹣)×,(56)××18× (57)×13+×27 (58)+×5+×2 (59)7×13×(﹣)
(60)×40
(61)
÷++
(62)
×(+)+
(63)
78×
(64)
÷(+)
(65)×÷,
(66)÷( +),
(67)×7+×11,
(68),(69)(15+)×,
(70)﹣×,
(71)13×+×15,
(72)87×,
(73)××32, (74)+×,
(75)×0.25+×,
(76)25×××,
(77)3÷﹣×,
(78)÷[(+)÷],(79)
÷7×,
(80)
×4,
(81)
×﹣×,
(82)
(1﹣×)×, (83)
﹣,
(84)
××,
(85)×72﹣×23,
(86)
×25×40×
,(87)﹣(+)
(88)+(+)
(89)
﹣(﹣
)
(90)1﹣﹣.
(91)0.25×19+5× (92)×13×30 (93)×+×+ (94)×7.6+2.4×0.6.(95)(﹣)×36, (96)×32×, (97)×﹣×,
(98)3﹣1﹣,
(99)÷÷,
(100)[4﹣(﹣)]×,(101)20×+4×,
(102)÷+4×,
(103)23.6×10%+13.6×910%,
(104)(﹣)××8, (105)++, (106)10﹣﹣, (107)+﹣+; (108)0.25+++, (109)3﹣﹣﹣,
(110)15﹣5÷12﹣,(111)15×÷
(112)30×(+﹣)(113)×+40%×
(114)10﹣(+×2)
(115)+×﹣ (116)[(﹣1)÷]× (117)12×(+), (118)×÷×, (119)1×+÷, (120)(++)÷, (121)×+×,
(122)(2﹣+)×12,(123)×+×,
(124)6×××25,
(125)﹣×+,
(126)16××(9×),
(127)×[﹣()], (128)6×+3.5, (129)×÷, (130)+(+)×, (131)÷7+×,
(132)7﹣, (133)++,
(134)18﹣18×,
(135)+÷,
(136)36×( +)(137)8×(36×125)(138)﹣×+
(139)〔1﹣(﹣)〕÷ (140)×+× (141)87× (142)×7+3×25%﹣ (143)(﹣40%)÷× (144), (145)[1﹣()],
(146)0.625×36+×36﹣36,
(147)(+++)×,
(148)+++++++,(149)÷28,
(150)×,
(151)÷, (152)16×, (153)÷[(+)×] (154)36×××42 (155)(+)÷ (156)×+× (157)÷÷
(158)×8÷
(159)
(160)[1﹣(+)]÷,(161)(﹣)×45,
(162)÷﹣×,
(163)÷7+×, (164)×9+, (165)2﹣÷﹣, (166)(+)×24, (167)100﹣23.75﹣76,(168)3÷+3÷, (169)7+8.9+2+6.1,
(170)18×(+﹣),
(171)+++,
(172)﹣﹣,
(173)×[÷(﹣)],(174)48×+3÷7,
(175)﹣(﹣), (176)+﹣, (177)﹣(+), (178)15﹣5÷12﹣,(179)﹣+﹣, (180)++, (181),
(182),
(183),(184),
(185)12×(+)
(186)24×﹣
(187)×÷ (188)86× (189)×+÷7 (190)÷(+) (191)÷5+×,
(192)(﹣)÷,(193)(﹣)×(+),
(194)×(÷)
(195)+÷
(196)÷[1﹣(﹣)]
(197)4÷1.25÷8
(198)×+×
(199)﹣﹣, (200)2﹣﹣, (201)﹣(﹣), (202)+(﹣), (203)+(+×), (204)÷[×(+)],(205)(﹣)÷,
(206)÷7+×,
(207)×÷,
(208)36×(+﹣),(209)×58+42÷8,
(210)4﹣﹣,
(211)(15﹣14×)×, (212)÷﹣÷, (213)24×(+), (214)(×)÷, (215)(+)×9×17, (216)÷×, (217)3﹣1÷(+×),
(218)1.75×+×+,
(219)87×
(220)×÷
(221)24×(++)
(222)÷5+×
(223)×0.375÷ (224)(﹣)×(+)(225)÷++
(226)3﹣×﹣ (227)÷[1÷(﹣)] (228)÷13+×, (229)×÷×,
(230)6﹣2+1,
(231)5×32×12.5,
(232)×,
(233)()×(1+),(234)()×+,
(235)32﹣17.5﹣2.5, (236)×55, (237)+5××5, (238)(﹣)×8÷, (239)÷7+×, (240)120÷[﹣(1﹣)],(241)(﹣)÷,
(242)﹣÷×,
(243)÷[()×],
(244)(9)×2
(245)11
(246)(3)÷3
(247) (248)×(﹣) (249)4×[(+)÷6] (250)×+÷15 (251)(6﹣×32)+ (252)÷﹣÷. (253)12﹣5﹣4,
(254)24÷6,
(255)1×7÷1×7,
(256)()×35,
(257)4×××,
(258),
(259) +×+, (260)26×(﹣)÷,(261)(﹣+)÷, (262)×+×+3÷19,(263)÷+×, (264)(﹣+)×24, (265)×+1.25×+125%,
(266)20÷[1﹣(+)],
(267)[2﹣(﹣1.5)÷]×,(268)540÷12×9+482
(270)(),
(271)75%×2.5,
(272), (273)2÷(2.2+0.2)6.9,(274)0.5, (275), (276), (277), (278)()×24,
(279)3﹣÷﹣,
(280)×+÷7,
(281)19÷[(+)×],
(282)[7.8+×(2.75+1.25)],(283)[()÷],
(284)÷×, (285)(7.5+35×)÷,(286)×6.3﹣×4.9, (287)[+(﹣)]÷40%,(288)12+× (289)(2.9+3.1)×﹣2 (290)2×﹣.
(291)(﹣)÷+,
(292)19÷(+),
(293)55÷11,
(294)0.6×+60%×+×,(295)(+﹣)×24,
(296)5×(+)﹣, (297)﹣(), (298)++, (299)﹣+, (300)1﹣﹣ (301)﹣﹣, (302)+(﹣),
(303)1﹣,
(304)(),
(305)4÷÷,
(306)2,
(307)98÷(),
(308)24+24×, (309)(+)×48, (310)12÷25, (311)÷, (312)÷23+×,(313)÷÷, (314)×3÷,
(315)(﹣×)÷,(316)(+)×32,
(317)×+×,
(318),
(319)88×(+),
(320)××16, (321)+×, (322)44﹣72×,(323),(324)×16×, (325)÷12÷, (326)÷[(﹣)×24],
(327)×+÷,
(328)++×,
(329)÷(+),
(330)(330),
(331)(25+)×4,
(332)(15﹣14×)÷, (333)()×8÷,(334)+1÷(﹣), (335)(+﹣)×24, (336)+(﹣)×, (337)0.625×9.6+62.5%×,(338)9+99+999+9999+×4,
(339)(﹣+)×84+101,
(340)3.5×1+0.35×10+2×350%,
(341)[2+(3.4﹣2)×4.5]÷1,(342)
(343)
(344)
(345) (346)6﹣×﹣ (347)〔1﹣(﹣)〕÷ (348) (349) (350)5+3.6×2.5÷0.48
(351)
(352)
(353)
(354)3.6×2÷16.9÷(3×1.1 6)×1.3
(355)+++…+
(356)÷×, (357)(﹣+)×12,(358)7×÷7×, (359)1.5×﹣×,(360)(﹣)÷, (361)×+÷, (362)7÷﹣÷7,
(363)×÷(﹣),
(364)×3.6+5.2×0.5+1.2×50%,(365)[﹣(+)]÷,
(366)11.32﹣(7+1.32),
(367)89×,
(368)÷÷, (369)÷4×, (370)÷+×, (371)÷[﹣(﹣)],(372)×(+)÷, (373)[﹣(+)]÷,(374)(﹣+)×42,
(375)0.42×1+3,
(376)1÷3.6×,
(377)15×7+3÷,
(378)3﹣×3.6,
(379)×1÷3,
(380)0.44+++0.6, (381)+2×2﹣2÷, (382)(4﹣2)÷(1+2.4), (383)48200﹣156×720÷39,
(384)(3.06÷0.25+2.76)×0.2,
(385)[3÷(3﹣2.4×)]×0.2,(386) +﹣,
(387)25××=;(388)××=;(389)÷6÷
(390)×÷,
(391)15÷×,
(392)﹣+, (393)+﹣, (394)﹣(+),(395)+++,(396)×÷×,(397)×13﹣, (398)÷〔×(1﹣)〕,
(399)÷+×,
(400)﹣﹣,
(401)﹣÷,
(402)÷÷,
(403)(+)×,
(404)13.2÷(3.2×3﹣0.8),
(405)÷[(﹣)×12], (406)×45+÷, (407)﹣×, (408)(+)÷, (409)(×+)÷(11﹣),(410)×××,
(411)×+×,
(412)÷[(+)×],(413)(+×)÷,
(414)÷+×,
(415)+×+,
(416)(﹣)÷, (417)÷(﹣) (418)×[﹣(﹣)] (419)÷[×(+)] (420)÷+× (421)5.58﹣+5.42﹣ (422)999+99+9+.
(423)×﹣÷,
(424)1﹣÷﹣,
(425)÷﹣÷,
(426)(+×)÷,
(427)÷+×,
(428)×(+)+,
(429)+,430)44,
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