
北师大版小学数学去括号练习200题及答案.docx
12页北师大版小学数学去括号练习200题及答案第 12 页 共 12 页(1) [70-(89-43)]×14(2) (461+14)÷25(3) (80-71)×(1444÷38)(4) [97-(30+33)]×34(5) (94-83)×(1240÷31)(6) 165-(733+785)÷46(7) 22.44-(16.44+1.42)=(8) 197-(1060-389)÷61(9) 40×(59-130÷26)(10) 45×[(92-12)÷10](11) (2.55+755.7)÷33.7(12) 44-(3727-1030)÷87(13) [6+(3.1-6.4)]×4.7(14) 804-(404+109)(15) 4.5×(6-4.9)(16) (20+473÷43)×19(17) 38×[(937-37)÷50](18) 103-(2030+1226)÷74(19) 33.68-(17.68+1.53)=(20) [9.7+(5.4-7.6)]×9.5(21) [55.58-(3.1+3.6)]÷5.2(22) (1248÷48+6)×25(23) 29×[(618-18)÷25](24) (29×24+1896)÷48(25) 176.22÷(16.5+3.3)(26) 508-(408-69)(27) 19×[(254+25)÷31](28) 38×(407÷37+6)(29) 31.31÷(4.7+5.4)(30) 892-(392-32)(31) 8×(270÷30-5)(32) [3.4+(6.1-2.3)]×3.8(33) 480-(80+52)(34) 2.21÷(22.1×4)=(35) [8.4+(4.7-1.7)]×1.1(36) (4.3-1.1)×47(37) (540÷18-29)×5(38) (14×10+2178)÷38(39) (9.53-2.9)+0.5×4.2(40) [6.5-(9.4-9.5)]×1.6(41) 43×(1188÷44-14)(42) [38.7+(5.6-2.9)]÷6.9(43) 32.66-(19.66-2.08)=(44) [18.16-(1.7+7)]÷4.3(45) [17.1+(2.6-8.9)]÷1.8(46) 12×[(550+44)÷33](47) 1190÷(75-40)(48) 24÷(4.3-3.9)(49) 1320÷(18+37)(50) 6×(46-368÷23)(51) 25×[(16+24)÷10](52) (714÷42-16)×49(53) 226-(126-97)(54) [88+(74-16)]×37(55) 16×[(341+46)÷43](56) (812-302)÷51(57) 11×(31-748÷44)(58) (17.2+193.225)÷4.75(59) 108÷(53-17)(60) [28-(96-89)]×38(61) (98-78)×(1596÷42)(62) (5.4+0.3)×5(63) 1.4×(4.3+7.7)(64) (1.8+486.72)÷23.6(65) 10.46-(2.46-6.71)=(66) (14.8-12.592)÷3.2(67) (71-1148÷41)×38(68) [9+(3.3-3.5)]×1.7(69) (32.6-27.3431)÷1.77(70) (35×20+470)÷30(71) 532-(432-86)(72) 615-(415+33)(73) [7.9-(5.9-9.2)]×4.7(74) 1922÷(15+47)(75) (44×16-240)÷16(76) 43.84-(11.84+8.84)=(77) 115.5÷(13.1+2.3)(78) [24.05-(5.3-5.5)]÷2.5(79) [9.7+(3.5-3.1)]×3.5(80) (15×40-294)÷17(81) 676-(576+64)(82) 15×(19+248÷31)(83) (27×35+1665)÷29(84) 105-(240+160)÷16(85) 39.61-(7.61+2.29)=(86) (17+637÷49)×22(87) 9.5×(7.8+8.9)(88) 20×44-(51-31)(89) 9.06÷(45.3×2)=(90) (345÷23+35)×6(91) 23×4-(32-31)(92) 654-(554+27)(93) (52-43)×(1550÷50)(94) 8900÷(44.5×4)=(95) (32-700÷35)×10(96) (425÷25+74)×38(97) (361÷19-16)×16(98) (0.3+6.2)×5.2(99) 40×33-(91-46)(100) (3.97+150.87)÷31.6(101) 735-(235+230)(102) [87-(42+37)]×44(103) (74-67)×(255÷15)(104) (62-56)×(2303÷47)(105) 22×(7.2+6.3)(106) 14×11+682÷31(107) 29.92-(15.92-4.74)=(108) 52×(6.5+7)(109) 5×(68+217÷31)(110) [96-(36+45)]×47(111) (0.53+6.1478)÷1.93(112) 43.69-(5.69-7.29)=(113) (540÷30+9)×24(114) [9.4+(4.4-2.4)]×7.4(115) 177+(221+2323)÷53(116) (360÷18-19)×10(117) [7.7-(7.3-4.4)]×6.2(118) [4.4-(2.9-0.7)]×2.5(119) [0.12-(0.9-3.5)]÷6.8(120) 84.24÷(8.2+3.5)(121) 41×[(815+40)÷45](122) 36.66÷(10.9-3.1)(123) (3+0.76)÷3.76(124) (39×15+665)÷50(125) 17×[(316+14)÷33](126) (12×32-60)÷12(127) 18×(336÷28+11)(128) 679-(479+2)(129) 544÷(594-17×34)(130) (608+40)÷72(131) 198+(1581-150)÷53(132) (65-539÷49)×19(133) 864-(564+131)(134) [25.12-(9.7+0.7)]÷2.3(135) (8.5+102.38)÷2.8(136) (147+129)÷23(137) (35×18-441)÷27(138) (44×45-1780)÷10(139) 49+(717-147)÷57(140) (84-37)+14×25(141) (3.3+8)×22(142) 2697÷93+17×69(143) 87×(3.1+4.9)(144) (0.08+11.05)÷3.18(145) [20.28-(7.1-4.5)]÷3.4(146) (15-147÷21)×13(147) 32×[(500+40)÷30](148) 32.39-(11.39+1.47)=(149) 23×(81+348÷29)(150) 40.19-(15.19-8.65)=(151) 66.44÷(16.5-1.4)(152) 37×(68+750÷25)(153) (46-110÷11)×43(154) 1044÷(27×16-403)(155) 794-(294-177)(156) 488-(88+88)(157) (107+697)÷67(158) 137-(2030+454)÷54(159) 764-(564+79)(160) 644-(344+262)(161) 95.58÷(14.3-2.5)(162) 7.7×(5.7-3.4)(163) (29.9-3.4)+5.6×5.5(164) 31.06-(16.06+3.64)=(165) (695-31)÷83(166) [66-(60-55)]×13(167) 44.01-(19.01+0.76)=(168) (79.8-6.3)-2.2×2.5(169) 844-(544+193)(170) (10-84÷14)×40(171) 20.69-(5.69-1.79)=(172) (870-66)÷67(173) (0.2+2.7)×39(174) (87-41)+47×41(175) [35.42+(8.9-7.8)]÷4.4(176) (19-342÷18)×8(177) 8×48+(93-45)(178) 27.79-(15.79-2.21)=(179) 1209÷(279-20×12)(180) 47×(216÷27+8)(181) 794-(294-161)(182) 68×(3.8+4.1)(183) 210÷(840-42×19)(184) [16.51-(8.4-6.1)]÷4.9(185) 13.06-(1.06+7.01)=(186) 26×(89+960÷40)(187) 437-(37+263)(188) (2.3-0.3)×54(189) [3.5-(0.5-6.9)]×9.8(190) [9.7-(6.8-0.8)]×5.2(191) 841-(341-1)(192) (9.7+3.4)×64(193) 589-(89-42)(194) 76+(687-143)÷32(195) 235-(35+143)(196) 152+(720-96)÷26(197) (1046-111)÷85(198) 731-(431-119)(199) (315÷21+6)×35(200) (1429-277)÷96北师大版小学数学去括号练习200题答案(1) 336(2) 19(3) 342(4) 1156(5) 440(6) 132(7) 4.58(8) 186(9) 2160(10) 360(11) 22.5(12) 13(13) 12.69(14) 291(15) 4.95(16) 589(17) 684(18) 59(19) 14.47(20) 71.25(21) 9.4(22) 800(23) 696(24) 54(25) 8.9(26) 169(27) 171(28) 646(29) 3.1(30) 532(31) 32(32) 27.36(33) 348(34) 0.025(35) 12.54(36) 150.4(37) 5(38) 61(39) 8.73(40) 10.56(41) 559(42) 6(43) 15.08(44) 。
