西南师大版小学数学计算去括号练习300题及答案
- 1、下载文档前请自行甄别文档内容的完整性,平台不提供额外的编辑、内容补充、找答案等附加服务。
- 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
- 3、如文档侵犯您的权益,请联系客服反馈,我们会尽快为您处理(人工客服工作时间:9:00-18:30)。
西南师大版小学数学计算去括号练习300题及答案
(1)[89-(25+44)]×45
(2)(9.77+8.9)-4.9×1.2
(3)[4.2-(3.9-0.7)]×0.8
(4)777-(377-111)
(5)2.8×(4.3+3)
(6)6.1×(2.9+4.9)
(7)17.4-(6.4-8.63)=
(8)576÷(70-34)
(9)20.71-(9.71+0.99)=
(10)23.04÷(4.3+5.3)(11)2478÷(31+28)
(12)668-(268-37)
(13)(32.5+503)÷35
(14)(5-3.5)×6.8
(15)629-(329+247)
(16)121-(1671-306)÷35
(17)[90-(21+47)]×31
(18)28×(62+400÷16)
(19)[28-(94-90)]×31
(20)8.21-(1.21+3.97)=
(21)516-(116+231)
(22)39+(728-216)÷16
(23)(17+16)÷11
(24)0.44÷(2.2×4)=
(25)35.54-(17.54-2.27)=
(26)[8.4-(5.4-1.9)]×4
(27)73-(3153+287)÷86
(28)(48÷12-3)×19
(29)[16.15-(8.5-2.1)]÷1.3
(30)[6.8+(5.8-9)]×3.5
(31)41×18-(95-24)(32)(38-396÷36)×20
(33)[14.44+(4.1-4.3)]÷8.9
(34)[99-(47+34)]×10
(35)705-(305-97)
(36)(2.5+237.3)÷10.9
(37)(50÷25-2)×23
(38)[8.5-(0.2-9.6)]×2.9
(39)(82-770÷35)×50
(40)1188÷(79-43)
(41)(33.1-9.5)-3.8×4.5
(42)[20+(38-20)]×34
(43)(24+1012÷46)×35
(44)[15.15+(1.3-3.7)]÷2.5
(45)185+(6247-2719)÷72
(46)[48-(63-62)]×28
(47)(2.4-1.3)×84
(48)12÷(9.3-5.3)
(49)[10.62-(6.7-0.4)]÷0.9
(50)[7.1-(6-5.1)]×0.3
(51)38.5-(10.5-8.52)=
(52)8.39-(4.39+2.89)=
(53)(76+420÷35)×42(54)(17-160÷20)×12
(55)50.75-(16.75+4.79)=
(56)(3.37+142.298)÷36.6
(57)(92-62)×(84÷28)
(58)306-(106+113)
(59)3.9×(9.6-8.3)
(60)(72-22)+41×18
(61)[4.9+(2.6-7.4)]×1.4
(62)671-(271+103)
(63)49.14-(13.14+4.69)=
(64)851-(451-175)
(65)[3.21+(6-3)]÷6.9
(66)331÷(33.1×2)=
(67)2322÷(41+13)
(68)18×[(1039+11)÷42]
(69)[85-(16+18)]×42
(70)49×(9.4-0.1)
(71)[3.6+(7-9)]×1.8
(72)95×(6.2+3.3)
(73)785-(285-144)
(74)(2.85+1721.95)÷39.2
(75)45×(25+1104÷48)(76)19×(5.8+6.5)
(77)47×(78+1400÷50)
(78)(585÷45+57)×8
(79)[68-(72-62)]×35
(80)6×(9.6+5)
(81)1960÷(970-30×31)
(82)(43×38+316)÷30
(83)[60-(15+39)]×35
(84)1541÷(35+32)
(85)10×[(828+12)÷42]
(86)682-(582+36)
(87)43.6÷(21.8×4)=
(88)[25.14-(0.3-8.6)]÷7.6
(89)(283+37)÷80
(90)(96-85)×(459÷17)
(91)45.78-(12.78-6.45)=
(92)554-(154-49)
(93)34×29+(21-21)
(94)48×[(775-21)÷26]
(95)726÷(222-20×10)
(96)(148+365)÷27
(97)50.11-(8.11+10.17)=(98)(49×25+49)÷49
(99)[7.2+(5.2-8.8)]×1.4 (100)(35-21)×(594÷27) (101)49.24-(1.24+0.45)=(102)704÷(820-42×19) (103)423-(323-36) (104)[1.5+(4.7-1.5)]×1.2 (105)49.62-(11.62-1.25)=(106)236÷(19+40) (107)154+(523-53)÷47 (108)140÷(55-45)