五下递等式计算

1、1/ 8递等式计算1)3.14X9.9+0.3142)4.05X1013)9.1-0.1254)79X1.255)3-2.5-0.46)7-1257)5.1X0.998)2.5X7.83X0.49)54-(3.94+6.86) X0.8(10)0.56X40.5+0.44X59.5(11)6.27X1.5-6.27(12)8.8X0.125(13)6.3-4.2(14)999X99199(15)2.5X(6.45.6-4)(16) 5.4-(2.7X4)(17) 3.687.45.19(18) 3.187.56.34(19) 9.9X1.02(20) 6.719.343.30.66(21) 7

2、.5-(2.5-7)(22) 6.4X(125X0.125)(23) 0.8X(10.24X0.5)(24) 4.8-1.25(25) 2.5X1.25X3.7X3.2(26) 30.1-(6.07+2.53)X0.7(27) 2.54+6.02+6.46+3.98(28) 4.53.23.24.5(29) 87.50.2X35.4(59) 32-(7.25+0.75X8)-50(60) 84.7-0.4X2.5(61) 4.2-2.6+(2.40.5X4)(62) 23X9692(63) 8.88X12.5(64) 28X0.36+3.6X7.2(30) 8.75+(87.50.2)X35.

3、4(31) 8.75+ (87.50.2X35.4)(32)(1-0.8)X(4-3.68)-0.01(33)(2.5-1-0.8)X0.8-0.8(34) 29.5(9.5+0.86)(35) (12.5+2.5+50)X8(36) 1003.5X0.4-0.2(37) 15.4-0.51.2X0.5(38) 4.87.5X8-30(39) 3.7X4.5+3.7X4.5+3.7(40)(25.88.4-0.4)X1.5(41) 12.5X2.5X6.4X0.5(42) 264-1.80.8X(1.50.9)(43) (7.6+2.4X0.5)-(0.064-0.4)(44) 201.2-6

4、-0.5(45) (8+0.8)X12.5(46) (3.12+0.9)-(10.8)-0.01(47) 8.1-(2.7X1.5)(48) 9.09X67.679.09+9.09X33.33(49) 4.561.28+1.63(50) 17.8X64056X1780.3X1780(51) 1.85+2.4+6.6+8.15(52) 2.5X1.25X6.4X0.2(53) 1.25X6.4X2.5(54) 21.6-64.8 (48.62.7X2)(55) 3.6X21+0.9X170.9(56) (5.6+4.4-0.2)X0.5(57) 2.9X9.2+8.5X2.9+2.2X2.9(5

5、8) 1800-2.5(65) 9.9X4.8+0.48(66) 231-(11-4.5)(67) 45X3.6+450X0.64(68) (0.125X5.6)-0.7(69) 2.5X(3.7+3.7+3.7+3.7)2/ 8(70) 6.5X8.93+6.5X0.07+6.5(71) 72X3.6+720X0.64(72) (8.50.9X3-0.6)-0.05(73) 3.9X2.83.9X8.23.9(74)(1.2+4.5X20-1.8) -100(75) 5.6X442.8X102.8X2(76) 0.99-3.6X1.8-3.3(77) 5.26X0.4-5.26X0.4(78

6、) 4.8X8.787X0.52(79) 2.6X7.30.26X260.26(80) (3.7X1.2+4.3X1.2)X1.25(81) 17.75X1.55.25X1.523(82) 9.5X8.49.59.5X2.7(83) 90.2(77.49.8)12.6(84) 16.5-0.25-0.4X2(85) 0.32X12.5X0.125(86) 0.5X40X1. 25X0.5X8(87)(67X7676X58)X8(88) 3.6-1.25-0.8X5(89) 8.58.2X191.3X19(90) 0.521-1.25X8(91) 0.4X670.1X42.8X4(92) 0.9

7、91.1X1.91.1X7.2(93) 0.65-1.25(94) 12.5X(40.8)X2.5(95) 7.59.2X150.3X15(96) 2.8+0.2X(4.12.6)-0.1(97) 37.57.5-(19.24.5X3.6)(98) 400.8+2.5X2324-0.16(99) 3.7X2.83.7X2.83.7X4.4(100) 1.01X0.99(101) 6.5-(1.3-16)(102) 2.5X12.5X0.4X0.08(103) (0.24X4+0.24X4)X1.25(104) 0.6X670.1X62.8X6(105) 8.75X0.2X7X0.4(106)

8、0.6X2.99X0.28.11.8(107) 195.3(44X5.5+4.5)-5(108) 4.2-(5.14.6)X0.80.3(109) 25.118.4+6.32-0.8X0.7(110) 0.350.35X3.75.3X0.35(111) 15.6X13.115.615.6X2.1(112) 81000-(27X78 +27X22 )(113) 0.8X12.77.1X0.2X41.6(114) 210.581.4-6.32-0.8X0.7(115) 4.3X2.45.7X4.3+8.1X5.7(116) (1.91.9X0.9)-(8.38.2)(117) 3.2X (15.2

9、-4X3.6)-0.16 (118) (36.74.9)X1.21.6(119) 7.8365X7.837.83X34(120)(18.5X3.6+3.6X2.5) -0.18(121) 0.6X12.77.1X0.2X31.2(122) 13.4X2.70.3X97.6X2.7(123) 0.35X1十(2.7-2.66)+0.65(124) 9.856.073.7(125) 0.0350.35X7.32.6X0.35(126) 2.8-2.8X(2.8-2.8) -5.6(127) 3.001-0.25X0.4-0.25X0.4(128) 5.6X0.260.75X5.6-0.056(12

10、9)(23.6X5.2+5.2X15.4)-0.13(130) 0.15+(3.74-1.8)-0.4X20(131) (0.4X0.08)X2.5(132) 8.08X0.25(133) 0.36-(4X3.6)(134) 398520-26X15(135) 2.4X3824X6.30.24X10(136) 0.18+(5.83.8)-0.4X2(137) 18.245.265.74(138) 38.4-0.166.8X35+7.8(139) 1.5X2.4-1.81.8(140) (10.01X10)十0.01(141) 2.4X38+24X6.3-0.24X103/ 8(142) 10-

11、6.35-2.65(143) 12.45+78.98+7.55+0.02(144) 17.5-(3.5-9)(145) 2.5X(6.3-5.6-4)(146) 3.6X21+0.9X170.9(147) (6.1-4.68)X0.8-1X0.4(148) 987X100.1(149)(1.6+1.6+1.6+1.6)X2.5(150) 999X12.5-333X0.8(151) 28.54+9.63+1.46+4.37(152) 9.32X(7-6.56)(153) 23X4.50.5X9+78X4.5(154) 9.33.2X1.5(155) 8400-0.25-0.4(156) 5.6X

12、44+2.8X10+2.8(157) 10.2X2.4(158)58.8-(0.6X0.7)-0.02(159) 9.9X999+9.9(16)4.5+3.23.2+4.5(161) 1.25X320X25(162) 8.64-64.8-(48.6-2.7X2)(163) 2.5X0.5X1.6(164)(20-0.2)X(9.5+5)(165) 489X101489(166) 1.9X2.3+2.3X9.1-2.3(167) 0.96X25(168) 28X45+37X13(169) 8X25X1.25X16(170) 0.15+(3.74-1.8)-0.4X20(171) 33X1.03(

13、172) 9.9+1.1X19+1.1X72(173) 3.5X4.9+35X0.3+0.35X21(174) 0.98X54(175) 0.25X27X4(176) 1.42-0.48-8X0.6(177) 45X36+64X45(178) 6.4X8.9-3.2(179) 0.8X73-0.8X73(180) 1.08X125(181) 54-(3.94+6.86)X0.8(182) 0.24X1.2X250(183) 8.1X(90.9)(184) 5X6.4X2.5X1.25(185) 5.6X91+56X9(186) 10.4-10.4X0.28(187) 7.02X101(188)

14、 99.9X4.1(189) 1.23-0.3+0.25X4.36(190) 87. 5X2X7X4(191) 9.8X1.03(192)1.6X37X625(193) 0.3X(1X0.5-1X0.5)(194)(0.25+0.125)-(0.75X0.4)(195) 3.4X2.8+8.2X3.43.4(196) 46-2.5X0.4+9.6(197) (5.1+5.1+5.1X2)X0.25(198) 300-(3X2.5X5)(199) 23.404-1.43+0.05(200) 100-35.4+24.6(201) 6X2.7+7.1X2X3+1.2(202) 3.4-0.25(20

15、3) 0.125X2.3X8(204)3.7X4.7+6.3X3.7-3.7(205) 140X8X1.25X0.7(206) 5.2+4.8-0.6X2-4(207) 12+56X3X4+6X43X2(208)3.5X720+35X28(209) 85.29 (37.8+6.29) +7.8(210) 444X6.01-111(211) 9.5-8.69+4.36(212) 12.4+8.7-10.5(213) 40X6.7+4X43-40(214) 5.656-0.8+2.2X1.05(215) 37.4X24+37.4 +37.4X75(216) 1.25X0.25X3.2(217) 0

16、.02X(1.24X7.50.8-16)(218) 12.5X2.5X6.4(219) 6.4X8.9-3.2(220) 2.5X2.8+2 5X0.71+0.25(221) 0.32+0.68X3.5(222) 7.2-0.36X(2.99+7.01)(223) 1.2X9.9+0.12(224)3.6X1.25+0.32-0.4(225)1.3+(16.9-0.87-0.3)X8.5(226) 0.1-1+1十0.80.1(227)791X9+72+9(228) 32-(5.91.8X1.5)-0.014/ 8(229)5.7X5.7+57X0.520.57X9(230)7.3X10.17

17、.3X0.0647.3X0.046(231)3.9X4.17+3.9X6.837.8十2(232) 83.224-(10120.2)+0.97-16(233)4X6X9.13X8X3.44.3X2X12(234) 3.9X5.432.58X3.93.9X1.01(235)4.5X1.70.45X4945X0.3 4(236) (3.12+0.9)-(10.4)-0.1 (237)(12.5+12.5+12.5+12.5X2)X0.2(238)(6.5+9.8-2.8)X0.52.93(239) 0.1X(53.73-17.49)-(0.36-0.9)(240) 9.4+0.6X(8.3-4.3

18、)-(0.2X0.2)(241) (9-0.4)X (6.1-4.6)X0.8-1-2.5(242) 29.5X0.1517.8X0.151.7X0.15(243) (2.56-1.07)X5+101.5-12.5 X0.9(244) 11.01+19.96-49.9X0-4.99-49.9(245) ( 14.5+6.25 )-2.5+0.5X4.2(246) 6.7X0.525.2X0.320.01X5.2(247) 37.2-(13.53.5X1.2)X0.183(248) 5.7十(0.09+0.1)+2.4-0.54(249) 1.3+(16.90.87-0.3)X8.5(250)

19、0.8+0.8+0.8+0.8)X0.25X1.255/ 8解方程(30)(x3)十3=7(31)(2x3)十3=7(32) 5x153x=5(33) 5x153x=20(34) 5x158=15(35) 5x158=15(36) 4x2=10.5x(37) 5x1.8=x0.2(38) 1.6X1.4+0.3x=(39) 1.8X1.50.5x=(40) 3x2x=6(41) 4x2.5X4=12(42) (x+1.5)-2=9(43) 2(4.52x)=6(44) 3 ( 5x4 )= 45(45) 3x+24=5x12(46) 3.2x-9=23(47) 3(5x-4)=45(48) 3

20、x+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) 1.5X28x=1(57) 585x = 43(58) 3.4x+1.28 =2.3(1)3x10=8x6(2)3x10=8x6 (3)5x10=3x16(4)5x+4X0.8=105x4X0.8=10(6) 8x10=3x16(7) 8x1.5X2=5(8) 8x1.5X2=5(9) 8(x1.5)=20(10) 8(1.5x)=4(11) 8(

21、2x1.5)=40(12)10(x5)十2=18(13)10(x5)十6=18(14) 8x-2=28(15) 8x-3=16(16) 6x-3=18(17) 4x-3=18(18) 5x-2=1.5(19) 5x-3=1.5(20) 3x1.8X2=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)=70.7x0.4x6/ 8(59) 3x+8=4x7(60) 5(2x+ 3)=20(61) 35x=

22、4( x+5)(62) 5.2+0.4x=7.8(63) 3.6x5.2=7.4(64) 9x+6x = 4.5(65) 10 x4X5=0(66) 0.86X27.1x=0.3(67) 0.7x+6.8=15.2(68) 1.2X5-0.5x=3.5(69) x-0.25x=0.375(70) 0.75x+0.6=0.36X5(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) 0.96x0.75x=0

23、.42(79) 1.5X4+3.2x=14(80) 0.6(x3)=9(81) 4.2+2x=5x(82) 15.2-0.4x=7.8(83) 8x-2=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) (x8.2+10.8)-2 = 1.8(89) 9x8.8x8=3.4(90) 6x +6.85X4=32.2(91) 3(10.3x)-2=6.45(92) 2.4x=0.4xX0.5(93) 1.8 - 2x = 1(94) 3(8+ x)-2= 18(95) 3X1.8+3

24、x=6(96) 1.5x+2x=2.8+4.9(97) (68-x)-3X2=18(98) 120 x-2=0.8(99) 3(67.4x)=26.4(100) 12x=18X1.19x(101) 16X0.56x=10 x(102) 2.2(x0.6)=1.1(103) 30.5x38.5=36x(104) 7x=14X1.54x(105) 3.26.5x=16.2(106) 90(x6.4)-3=18(107) 7(x3)-2=56(108) 48.02-2.4x=9x-12.4(109) 5X1.050.3x=6(110) 2.5(1.6x3)=20(111) 78x-0.3=8.1(1

25、12) 2.4x1.2x=4.32(113) 28.8=78-2.4x(114) 80-0.5=0.4x-75.6(115) x-6.5-8=6.5+87/ 8(116) x-7.5=86.9-x8/ 8(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+1.5X2=8(1-x)(123) 13(x+2)=5(x+7)(124) (12x+6)-5=18(125) 0.85X6=5x+3.2(126) 48-4x=

26、2x-7.2(127) 15x-0.5=2.8-18x(128) 1.2x+0.2=28-2(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) x-2+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)X3=4.8X7(137) 4.8-2(x-2)=0.16(138) 5(2x+8)-5=6(2x-7)(139) 146-5(5x-2)=80(140) x+19X2=7x-28(141) 55-4x=275(142) (x+2.5)X2=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)4x-3=18(150)3(8+x) -2= 18(151)3.5x70=2.1x81.2(152)9(x2.4)=50.4(153)6x+0.4X8=9.8(154)4.4x0.4=5.2x(155)5.2