沪教版数学二年级下册递等式计算练习300题及答案

沪教版数学二年级下册递等式计算练习300题及答案

(l)(47-23)H-4(9)44+18+3(17)(67-40)3

(2)(94-3)4-6(10)53-(83-45)(18)3X(56-47)

(3)27+32+4(11)40-2X2(19)(17-15)X6

(4)367+584—865(12)49-144-2(20)2X(68-64)

(5)(45-24)4-3(13)45+9+47(21)404-8+53

(6)(34-28)X4(14)6X34-17(22)(93-51)4-6

(7)20+3X8(15)(72-64)4-2(23)428-194-157

(8)57-2X8(16)104-(68-63)(24)(25+15)+8

(25)35-16+4(34)63+(5+4)(43)65-6X6

(26)(2+2)X3(35)18+6+16(44)474—411—16

(27)744-2X6(36)2X7+31(45)63+(25—18)

(28)33—6・2(37)(29-23)X9(46)7-64-2

(29)76-164-2(38)(28+2)+6(47)(14-8)X6

(30)(31-13)4-3(39)73+124-4(48)(18+24)4-6

(31)26-3X2(40)6X2+69(49)(32-25)X7

(32)7X5+60(41)(70-61)X8(50)666-139+227

(33)204-(92-87)(42)(5+35)4-5(51)(24+8)4-4

(52)12+(12-9)(61)67-3X6(70)59-7X7

(53)25+4X8(62)484-(63-57)(71)84-(36-34)

(54)24+(36—30)(63)80+5X3(72)(35-33)X5

(55)8X(82-73)(64)354-(76-69)(73)(3+2)X2

(56)(23+12)+7(65)104-(23-21)(74)(54-46)X7

(57)5X(63-60)(66)61+184-3(75)(2+4)4-3

(58)28-454-9(67)(39-18)4-7(76)(55-40)4-5

(59)9X3+20(68)8+4+13(77)99-(52+44)

(60)42+6+31(69)164-(91-89)(78)364-(66-62)

(79)(8+28)-r6(88)40-7-5+54(97)21+(85—82)

(80)858-260+20(89)3X(75-73)(98)184-(90-84)

(81)(40-36)X4(90)20-r(84-79)(99)(30-28)X4

(82)51+814-9(91)6+(47—44)(100)(16+12)4-7

(83)8X(70-68)(92)8+9X7(101)31-6X5

(84)4X(74-2)(93)(74-66)X9(102)917-44-735

(85)(7+11)4-2(94)52-164-4(103)64-(62-59)

(86)7X(38-36)(95)8X9-69(104)(48-46)X4

(87)17+304-5(96)9+3+57(105)22-44-2

(106)18+(37—35)(115)(19+9)+4(124)81+(75—66)

(107)45-5X3(116)544-9X6(125)596+255-660

(108)20-r(70-66)(117)(28-14)+7(126)(65—53)+6

(109)14+41-18(118)72+9+57(127)(69-66)X6

(110)(70-38)4-8(119)(48-43)X5(128)81-7X9

(111)4X6+29(120)124-(52-49)(129)79+4X2

(112)(17-5)4-3(121)(70-58)4-3(130)4X(95-93)

(113)48—30+5(122)18+6+63(131)9X7-51

(114)34-(35-19)(123)83+204-4(132)(25-23)X7

(133)57-7X3(142)70—42+7(151)12^-(84-81)

(134)(48-8)4-8(143)(14+22)+4(152)5X(68-62)

(135)(15+30)+5(144)8X8+13(153)(5+3)X7

(136)124-(6-4)(145)21+284-7(154)204-(27-22)

(137)184-(57-48)(146)4X5+34(155)(58-51)X6

(138)66+4X3(147)124-(97-94)(156)5X2+69

(139)(83-51)4-8(148)124-3+70(157)304-(22-17)

(140)4X(74-65)(149)2X(24-20)(158)9X(45-36)

(141)4X(37-34)(150)20+2X8(159)24-214-7

(160)3X2+30(169)(13+5)+6(178)61-49^-7

(161)290-267+798(170)(54-48)X8(179)679+269-919

(162)(77—63)+7(171)26-64-r8(180)28-8X2

(163)(27+13)+8(172)48-8X3(181)7+5X4

(164)6X7+16(173)84-(41-37)(182)9X3-6

(165)(24-16)X7(174)965-151+14(183)184-(86-84)

(166)64+36+6(175)304-(82-76)(184)184-3+75

(167)(48-30)4-3(176)253+663-89(185)24+274-33

(168)(3+6)X2(177)(55-46)X6(186)32+4X3

(187)67-59+78(196)347+200-437(205)59—10+2

(188)724-94-81(197)13-4X2(206)42+2X8

(189)2X(16-13)(198)58+37+34(207)19-3X5

(190)121+355-69(199)12+184-3(208)73-244-8

(191)44-2+79(200)(57-49)4-4(209)(36-27)X2

(192)9X2-8(201)20+7X5(210)2X(69-61)

(193)36-184-2(202)(34-25)X9(211)38-274-3

(194)(4+3)X8(203)65-404-8(212)(51-49)X6

(195)85+30+6(204)76-(24+43)(213)6X(7-5)

(214)61+3X9(223)8X(15-7)(232)56・7+45

(215)9X9+6(224)90-484-6(233)8X8+6

(216)(34-30)X7(225)9X(23-21)(234)12+4+57

(217)44-(74-72)(226)(57-15)4-7(235)8—64・8

(218)35+(85—78)(227)18+214-3(236)124-(12-10)

(219)(35+14)+7(228)(49-40)X5(237)81+9X2

(220)59-544-6(229)(75-33)4-7(238)(11+37)4-6

(221)18+(37—28)(230)24+3+84(239)57+8+4

(222)(22+32)+6(231)70-8X5(240)28+9X5

(241)35-6X4(250)14+7+5(259)57-1-65-56

(242)51+2X9(251)61-364-9(260)4X(64-62)

(243)8X(46-43)(252)12—30+5(261)28-r(89-85)

(244)404-(89-84)(253)20+5+48(262)12-544-9

(245)214-(57-54)(254)73+5X3(263)13+24+4

(246)5X8+13(255)564-(72-64)(264)(73-64)X4

(247)8X(51-43)(256)75-244-3(265)6+3+42

(248)24+(2+2)(257)(98-70)4-7(266)(4+16)4-4

(249)144-2+52(258)30-5X5(267)25+(68—63)

(268)9X7-8(277)21+8X7(286)45・5+30

(269)48+6+68(278)254-(70-65)(287)(19+23)4-7

(27())(58—48)+2(279)5X8-26(288)(36—18)+3

(271)214-3+64(280)(76—48)+4(289)34-2X3

(272)(95-53)4-6(281)424-6X4(290)(30+42)4-9

(273)52+20+5(282)(81-63)4-3(291)69-13-21

(274)20+184-3(283)274-(97-88)(292)504+476-44

(275)619-182-117(284)49+(50—43)(293)2X(39-31)

(276)164-4+54(285)35+7X9(294)5X(68-63)

(295)(69-66)X8(297)1694-545+63(299)32+4+34

(296)586+168-87(298)(41-29)4-6(300)(8+22)4-5

沪教版数学二年级下册递等式计算练习300题答案

⑴6(21)58(41)72(61)49(81)16

⑵2(22)7(42)8(62)8(82)60

⑶35(23)566(43)29(63)95(83)16

(4)86(24)5(44)47(64)5(84)36

(5)7(25)31(45)9(65)5(85)9

(6)24(26)12(46)4(66)67(86)14

(7)44(27)86(47)36(67)3(87)23

(8)41(28)30(48)7(68)15(88)62

⑼50(29)68(49)49(69)8(89)6

(10)15(30)6(50)754(70)10(90)4

(11)36(31)20(51)8(71)4(91)2

(12)42(32)95(52)4(72)10(92)71

(13)52(33)4(53)57(73)10(93)72

(14)35(34)7(54)4(74)56(94)48

(15)4(35)19(55)72(75)2(95)3

(16)2(36)45(56)5(76)3(96)60

(17)9(37)54(57)15(77)3(97)7

(18)27(38)5(58)23(78)9(98)3

(19)12(39)76(59)47(79)6(99)8

(20)8(40)81(60)38(80)618(100)4

(101)1(122)66(143)9(164)58(185)84

(102)138(123)88(144)77(165)56(186)24

(103)2(124)9(145)25(166)70(187)86

(104)8(125)191(146)54(167)6(188)89

(105)20(126)2(147)4(168)18(189)6

(106)9(127)18(148)74(169)3(190)407

(107)30(128)18(149)8(170)48(191)81

(108)5(129)87(150)36(171)18(192)10

(109)37(130)8(151)4(172)24(193)27

(110)4(131)12(152)30(173)2(194)56

(111)53(132)14(153)56(174)828(195)90

(112)4(133)36(154)4(175)5(196)IIO

(113)42(134)5(155)42(176)827(197)5

(114)18(135)9(156)79(177)54(198)129

(115)7(136)6(157)6(178)54(199)18

(116)36(137)2(158)81(179)29(200)2

(117)2(138)78(159)21(180)12(201)55

(118)65(139)4(160)36(181)27(202)81

(119)25(140)36(161)821(182)21(203)60

(120)4(141)12(162)2(183)9(204)9

(121)4(142)64(163)5(184)81(205)54

(206)58(225)18(244)8(263)19(282)6

(207)4(226)6