五下递等式计算

递等式计算（1）3.149.9+0.314 （2）4.05101 （3）9.10.125（4）79 1.25（5）32.50.4（6）7125 （7）5.10.99（8）2.57.830.4 （9）54（3.94+6.86）0.8 （10）0.5640.5+0.4459.5 （11）6.271.5-6.27（12）8.80.125（13）6.34.2 （14）99999199（15）2.5（6.45.64）(16)5.4（2.74）(17)3.687.45.19(18)3.187.56.34(19)9.91.02(20)6.719.343.30.66(21) 7.5（2.57）(22)6.4（1250.125）(23) 0.8（10.240.5）(24)4.81.25(25) 2.51.253.73.2(26)30.1（6.07+2.53）0.7(27)2.54+6.02+6.46+3.98(28) 4.53.23.24.5 (29)87.50.235.4(30)8.75（87.50.2）35.4(31)8.75（87.50.235.4）(32)（1-0.8）（4-3.68）0.01 (33)（2.5-10.8）0.8-0.8 (34) 29.5(9.50.86)(35) (12.52.550)8(36)1003.50.40.2(37)15.40.51.20.5(38) 4.87.5830(39) 3.74.53.74.5+3.7(40)（25.88.40.4）1.5(41) 12.52.56.40.5(42) 2641.80.8(1.50.9) (43) (7.62.40.5)(0.0640.4)(44) 201.260.5(45)(80.8)12.5(46) (3.120.9)(10.8)0.01(47)8.1(2.71.5)(48) 9.0967.679.099.0933.33 (49)4.561.281.63(50) 17.8640561780.31780(51)1.852.46.68.15 (52)2.51.256.40.2(53)1.256.42.5(54) 21.664.8（48.62.72）(55)3.6210.9170.9(56) (5.64.40.2)0.5(57) 2.99.28.52.92.22.9(58) 18002.5(59) 32-（7.25+0.758）50(60) 84.70.42.5 (61) 4.22.6（2.40.54）(62) 239692(63) 8.8812.5(64) 280.363.67.2(65) 9.94.8+0.48(66) 231(114.5)(67) 453.64500.64(68) (0.1255.6)0.7(69)2.5（3.73.73.73.7）(70) 6.58.936.50.076.5(71) 723.67200.64(72)(8.50.930.6)0.05(73)3.92.83.98.23.9(74)（1.24.5201.8）100(75)5.6442.8102.82(76) 0.993.61.83.3(77) 5.260.45.260.4(78) 4.88.7870.52 (79) 2.67.30.26260.26(80) (3.71.2+4.31.2)1.25 (81) 17.751.55.251.523 (82) 9.58.49.59.52.7(83) 90.2(77.49.8)12.6(84) 16.50.250.42(85) 0.3212.50.125(86) 0.5401. 250.58(87) （67767658）8(88)3.61.250.85(89)8.58.2191.319(90)0.5211.258(91)0.4670.142.84(92)0.991.11.91.17.2(93) 0.651.25(94) 12.5(40.8)2.5(95) 7.59.2150.315(96) 2.80.2（4.12.6）0.1(97)37.57.5(19.24.53.6) (98) 400.82.523240.16 (99) 3.72.83.72.83.74.4(100) 1.010.99(101) 6.5(1.316)(102) 2.512.50.40.08(103) (0.244+0.244)1.25(104) 0.6670.162.86(105) 8.750.270.4(106) 0.62.990.28.11.8(107) 195.3(445.54.5)5(108) 4.2(5.14.6)0.80.3(109) 25.118.46.320.80.7(110) 0.350.353.75.30.35(111) 15.613.115.615.62.1(112) 81000 (27 78 +27 22 ) (113) 0.812.77.10.241.6(114) 210.581.4-6.320.80.7(115) 4.32.45.74.3+8.15.7(116) (1.91.90.9)(8.38.2)(117) 3.2 (15.2-43.6)0.16 (118) (36.74.9)1.21.6(119) 7.83657.837.8334(120) （18.53.6+3.62.5）0.18(121) 0.612.77.10.231.2(122) 13.42.70.397.62.7(123) 0.351（2.7-2.66）+0.65(124) 9.856.073.7 (125) 0.0350.357.32.60.35(126) 2.8-2.8(2.8-2.8) 5.6(127) 3.001-0.250.40.250.4(128) 5.60.260.755.6-0.056(129) （23.65.2+5.215.4）0.13(130) 0.15+（3.74-1.8）0.420(131) (0.40.08)2.5(132) 8.080.25(133) 0.36(43.6)(134) 3985202615(135)2.438246.30.2410(136) 0.18(5.83.8)0.42(137) 18.245.265.74(138) 38.40.166.8357.8(139) 1.52.41.81.8(140) (10.0110)0.01(141)2.438246.3-0.2410 (142)10-6.35-2.65(143)12.45+78.98+7.55+0.02 (144)17.5（3.59）(145)2.5（6.3-5.64） (146)3.6210.9170.9(147)（6.1-4.68）0.8-1 0.4 (148)987100.1(149)（1.6+1.6+1.6+1.6）2.5 (150)99912.53330.8(151)28.54+9.63+1.46+4.37 (152)9.32(7-6.56) (153)234.50.59784.5 (154)9.33.21.5 (155)84000.250.4 (156)5.6442.8102.8 (157)10.22.4(158) 58.8（0.60.7）0.02 (159)9.99999.9 (16)4.53.23.24.5 (161)1.2532025(162)8.6464.8-（48.6-2.72） (163)2.50.51.6 (164)（20-0.2）（9.5+5） (165) 489101489(166) 1.92.3+2.39.1-2.3 (167)0.9625(168) 28453713 (169)8251.2516(170)0.15+(3.74-1.8)0.420 (171)331.03(172)9.9+1.1191.172(173)3.54.9+350.3+0.3521 (174)0.9854 (175)0.25274 (176)1.42-0.4880.6 (177)45366445 (178)6.48.93.2(179)0.8730.873 (180)1.08125(181)54(3.946.86)0.8 (182)0.241.2250(183) 8.1（90.9）(184)56.42.51.25 (185) 5.691569 (186) 10.4-10.40.28 (187)7.02101(188)99.94.1 (189)1.230.30.254.36(190) 87.5274(191) 9.81.03(192) 1.637625(193) 0.3(10.510.5) (194) （0.25+0.125）（0.750.4） (195)3.42.88.23.43.4(196)462.50.49.6(197)(5.1+5.1+5.12)0.25 (198)300(32.55) (199)23.404-1.43+0.05 (200)100-35.4+24.6(201) 62.7+7.123+1.2 (202) 3.40.25 (203)0.1252.38(204）3.74.7+6.33.7-3.7 (205) 14081.250.7(206) 5.2+4.80.62-4(207)1256346432 (208）3.57203528 (209)85.29（37.86.29）7.8 (210) 4446.01111(211) 9.5-8.69+4.36(212) 12.4+8.7-10.5(213)406.7+443-40(214) 5.6560.8+2.21.05(215) 37.424+37.4 +37.475(216) 1.250.253.2 (217) 0.02（1.247.50.816）(218) 12.52.56.4(219) 6.48.93.2(220) 2.52.8+2 50.71+0.25 (221) 0.32+0.683.5(222) 7.20.36（2.997.01） (223) 1.29.9+0.12 (224) 3.61.25+0.320.4(225）1.3(16.9-0.870.3)8.5 (226)0.11+10.80.1(227) 7919729(228) 32（5.91.81.5）0.01(229）5.75.7570.520.579(230) 7.310.17.30.0647.30.046(231) 3.94.17+3.96.837.82(232) 83.224(10120.2)0.9716(233) 469.1383.44.3212(234) 3.95.432.583.93.91.01 (235) 4.51.70.4549450.34 (236) (3.120.9)(10.4)0.1 (237) （12.5+12.5+12.5+12.52）0.2(238)（6.59.82.8）0.52.93(239) 0.1（53.73-17.49）（0.360.9）(240)9.4+0.6(8.3-4.3)（0.20.2）(241)(9-0.4) (6.1-4.6)0.8-12.5(242)29.50.1517.80.151.70.15(243) (2.56-1.07)5+101.512.5 0.9(244)11.01+19.9649.90-4.9949.9(245)( 14.5+6.25 ) 2.50.54.2(246)6.70.525.20.320.015.2(247)37.2（13.53.51.2）0.183(248) 5.7（0.090.1）2.40.54(249)1.3（16.90.870.3）8.5(250)0.80.80.80.8）0.251.25解方程(1)3x10=8x6(2)3x10=8x6(3)5x10=3x16(4)5x40.8=10(5)5x40.8=10(6)8x10=3x16(7)8x1.52=5(8)8x1.52=5(9)8（x1.5）=20(10)8（1.5x）=4(11)8（2x1.5）=40(12)10（x5）2=18(13)10（x5）6=18(14)8x2=28(15)8x3=16(16)6x3=18(17)4x3=18(18)5x2=1.5(19)5x3=1.5(20)3x1.82=5.4(21)3x1.8=5x0.2(22)5x9=3x1(23)3x9=5x1(24)5x9=3x1(25) 53x9=55x10(26)2(x1.5)=9(27)2（x-1.5）=8(28)2（x3）=7(29)2（2x3）=7(30)（x3）3=7(31)（2x3）3=7(32)5x153x=5(33)5x153x=20(34)5x158=15(35)5x158=15(36)4x2=10.5x (37)5x1.8=x0.2(38)1.61.40.3x0.7x(39)1.81.50.5x0.4x(40)3x2x=6(41)4x2.54=12(42) (x1.5)2=9(43)2(4.52x)=6(44)3 ( 5x 4 )= 45 (45)3x+24=5x12 (46)3.2x-9=23(47)3(5x-4)=45 (48)3x+24=5x+12(49)58-5x=43 (50) 27-x=2x+15(51)5(2x+3)=20(52)3(8+x)2=18(53)1.5x+2x=2.8(54)3(5x+5)=195(55)144-x=2（54+x）(56)1.528x=1(57)585x = 43 (58)3.4x+1.28 =2.3 (59)3x+8=4x7 (60)5（2x+ 3 ）=20 (61)35x=4( x+5)(62)5.2+0.4x=7.8(63)3.6x5.2=7.4(64)9x+6x = 4.5(65)10x45=0(66)0.8627.1x=0.3 (67)0.7x+6.8=15.2(68)1.25-0.5x=3.5(69)x-0.25x=0.375 (70)0.75x+0.6=0.365(71)0.7(3.5-x)=1.4(72)4.4x-5.6=10+2.4x (73)3x+12x=18(74)5x+25=2x+67(75)7(2x-5)=42 (76)3(5x-4)=45(77) 13x+24=25x-12(78)0.96x0.75x0.42(79)1.543.2x14(80)0.6（x3）9(81)4.22x5x(82)15.2-0.4x=7.8(83)8x2=23(84)7（x+3.2）2=28(85)3.6x-x-0.1x=0.75 (86)9x-4.8=3x(87)0.9（2.06- x）=4.5(88)(x8.210.8)2 =1.8(89)9x8.8x8=3.4(90)6x +6.854=32.2(91)3(10.3x) 2=6.45(92)2.4x=0.4x0.5(93)1.8 - 2x = 1(94)3（8+ x）2= 18(95)31.83x6(96) 1.5x2x2.84.9(97) (68-x)3218 (98) 120x20.8(99) 3(67.4x)26.4(100)12x181.19x(101)160.56x10x(102)2.2（x0.6）1.1(103)30.5x38.536x(104)7x141.54x(105)3.26.5x16.2(106) 90（x6.4）318(107)7(x3)256 (108)48.02-2.4x=9x-12.4 (109)51.050.3x6(110) 2.5（1.6x3）20 (111) 78x0.38.1 (112)2.4x1.2x4.32(113)28.8=78-2.4x(114) 800.5=0.4x-75.6(115) x6.5-8=6.5+8(116) x-7.5=86.9-x(117) 18x-6.6=8.22+10.2x(118) 48.6-2(23-3.6x)=9.8x(119)5(x-1.5)=x+0.6(120) 4(28-1.5x)=10(121)8.2x-70=4.2x+20(122) 2x+1.52=8(1-x)(123)13(x+2)=5(x+7)(124)(12x+6)5=18(125)0.856=5x+3.2(126)48-4x=2x-7.2 (127) 15x-0.5=2.8-18x(128) 1.2x+0.2=282 (129)444-x=2（54+x）(130)75-6x=4(x+5)(131)3(x+3)=6(x-11)(132)24(5x+5)=195(133) x2+3.915=15x(134)20.46-2(x-2)=2.2(x+1)(135)42.8-(0.2x+3.5)=1.8(136) 15x-(2x+5)3=4.87(137) 4.8-2(x-2)=0.16(138)5(2x+8)-5=6(2x-7)(139)146-5(5x-2)=80(140)x+192=7x-28(141)554x=275(142)(x+2.5)2=19.1(143)5(x+9)=7(12-x) (144)6(x-4)=4(x+5)(145) 1.5(3x+2.7)=18x(146) 5.6-x=17.72-4x(147) 48-2.4x=88.2-7.2x(148) 15x-4x+x=61.2(149）4x3=18(150）3（8x ）2= 18(151）3.5x70=2.1x81.2(152）9（x 2.4）=50.4(153）6x+0.48=9.8 (154）4.4x0.4=5.2x (155）5.2x-2.5x=5.4 (156）2（x3）=7(157）15x2510x=20(158) 1.5x51.2=2x (159）4(2.52x)=8 (160）3.2+6.5x=16.2 (1