1、六年级解分式方程练习题及答案六年级解分数方程练习题及答案(1)4.24X1.8 (2) X20 (3)5X3解:4.24X1.8 解: X20 解:5X34X4.21.8 X5 5X4X2.4 X5 5XX2.44 X8 5X1X0.6 X15X(4) X (5)0.24X1.84.2 (6) X 解: X 解:0.24X1.84.2 解: X X 0.24X4.21.8 XX 0.24X6 XX X60.24 XX25 X(7) X214 (8) X12 (9)3.6X22.16解: X214 解: X12 解:3.6X22.16X144 X12 1.8X2.16X414 X3 X2.161
2、.8X18 X3 X1.2X18 X3X60 X(10)XX20 (11)2(X2.6)8 (12)6X513.4解:XX20 解:2(X2.6)8 解:6X513.4X20 X2.682 6X13.45X20 X2.64 6X8.4X16 X42.6 X8.46 X6.6 X1.4(13) XX (14)4X638 (15)5X解: XX 解:4X638 解:5XX 4X386 X5X 4X44 XX15 X444 XX X11(16)X (17) X (18) XX4解:X 解: X 解: XX4X X X4X X X6(19) X25%X10 (20)XX (21)XX12解: X25%
3、X10 解:XX 解:XX120.25X10 X X12X100.25 X X12X40 X X60(22)X0.25 (23)40.7X102 (24) XX42解:(22)X0.25 解:40.7X102 解: XX42X 0.7X1024 X42X 0.7X98 X42X X980.7 X42 X140 X36(25)4X62 (26)X (27)9X0.79解:(25)4X62 解:X 解:9X0.794X42 X 9X90.74X24 X 9X6.34X6 X20 X6.39X X0.7(25) X12 (26)3X (27)X解: X12 解:3X 解:XX12 X3 XX3 X
4、XX3 XX(28)XX121 (29)25%X (30)X0.8X166解:XX121 解:25%X 解:X0.8X166X121 X 0.2X22X121 X X220.2X88 X X110XX(31)20X8.51.5 (32)X25%X90 (33) (X32)5115解:20X8.51.5 X25%X90 (X32)511520X1.58.5 1.25X90 (X32)115520X10 X901.25 X3223X1020 X72 X2332X X66(34)XX (35)2X (36)X解:XX 解:2X 解:XX 2X XX 2X XX X(37)XX21 (38)70%X2
5、0%X3.6 (39)8.84X40解:XX21 解:70%X20%X3.6 解:8.84X40X21 0.9X3.6 4X408.8X21 X3.60.9 4X31.2X105 X4 X31.24 X7.8(40)4X3929 (41) X (42)XX12解:4X3929 X XX124X2729 X X124X2927 X X124X56 X X21X564 XX14(43)3X50.34.5 (44) X (45)X15%X68解:3X50.34.5 解: X 解:X15%X683X1.54.5 X 0.85X683X4.51.5 X X680.853X3 X X80X33X1(46)
6、XX (47)2X (48)6X513.4解:XX 解:2X 解:6X513.4X 2X 6X13.45X 2X 6X8.4X X2 X8.46X X X1.4(49) X20 (50) 5X2.458 (51) (X4.5)6解: X20 解:5X2.458 解: (X4.5)6X5 5X128 X4.56X5 5X812 X4.59X5 5X20 X94.5X X4 X13.5(52)XX121 (53)5X3 (54) X12解:XX121 解:5X3 解: X12X121 5X X12X121 5X X3X121 5X X3X88 X X(55)X (56)XX (57)4X62解:X
7、 解:XX 解:4X62X X 4X32X X 4X23 X 4X5X(58)X (59) X (60) X 解:X 解: X 解: X X X X(61)X (62) X (63) XX4解:X 解: X 解: XX4X X X4X X1 X4X X X6(63)4X511.4 (63)4X638 (63)X解:4X511.4 解:4X638 解:X4X11.45 4X386 X4X6.4 4X32 XX6.44 X324X1.6 X8(64)5X (65) X (66) X16解:5X 解: X 解: X16X5 X X16X X X16 X X4 X X4 X6(67) X (68) X
8、 (69)X0.25解: X 解: X 解:X0.25X X XX X XX X X(70)40.8X92 (71) XX21 (72)XX105解:40.8X92 解: XX21 解:XX1050.8X924 X21 X1050.8X88 X21 X105X110 X18 X84(73)XX400 (74)X0.875X8 (75)XX20解:XX400 解:X0.875X8 解:XX20X400 0.125X8 X20X400 X80.125 X20X640 X64 X14(76)X() (77)X0.375X (78) XX解:X() 解:X0.375X 解:XXX 0.625X XX X XX2 X X
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