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1、分数解方程练习题（一）分数解方程练习题（一）xx= 2x + = 70%x+ 20%x = 3.6232374x3=20154 25% + 10x - 15%x = 686x5 =13.44x3 9 = 29125x=31055x =45x38x12134X 1348x7x=384 481169x =651x3521572x1341212x +16x = 4x623=2x62635=451325 5分数解方程练习题（二）分数解方程练习题（二）班级班级姓名姓名成绩成绩x x 2+ +1=4=4 3X3X125 X2.4583280.365-34 x =35x- 0.8x = 16+6 20 xX
2、25%X=903X1.42=1.1723 (x- 4.5) = 7 8.5= 1.5X37X=8956x2313x 4312 x- 25%x = 10x-x-4 45 5 x -4= 21 x -4= 21518+X =1112X+2312=1718分数解方程练习题（三）分数解方程练习题（三）班级班级姓名姓名成绩成绩2 22 23 33X XX=X=2X +2X += =70%X + 20%X = 3.670%X + 20%X = 3.67 75 55 54X X35=20=2014 25% + 10X = 25% + 10X =X X38X X121 5X121 5X6X6X5 =13.45
3、 =13.4X X277= =1645 X - 15%X = 68 X - 15%X = 683 35215734X 1438 3X= 3X=X X78X=X=3423X X141212384X4X6 623=2=2分数解方程练习题（四）分数解方程练习题（四）班级班级姓名姓名成绩成绩12123 3X=X=3X =X =258X =X =1165 51010X X6= =2635451325310X X212123=4=46X6X5 =13.45 =13.45X=5X=15195724 4x x3 3 9 = 299 = 29x 14x 202 25 5X-X-1 13 3X=X=3 31010
4、8X=X=42115 X X965112x x + +16x x = 4 = 42(x 2.6) 84 46 638384155= =28分数解方程练习题（五）分数解方程练习题（五）班级班级姓名姓名成绩成绩2X X1=12=123X=X=258X=X=11634X X6= =26354513254+0.7X=1024+0.7X=102X-X-38X=400X=400X+X+3 37 7 X=18 X X=18 X572X-0.25=X-0.25=1423X+X+12X X=42 X+=42 X+X-0.125X=8X-0.125X=8( (1 13 36 6 + +13138 8 )= )=1
5、2129651X4=30%=30%14X=105X=10536= =3X4x x0.375x=0.375x=56分数解方程练习题（六）分数解方程练习题（六）班级班级姓名姓名成绩成绩2233X7X=2X +5=50.7X + 0.2X = 3.64X35=2014X38X1216X5 =13.44x3 9 = 29125X=31012x1313x 114+ 10X =455X352157314X 438X7X=38489X =161651X+211732=18X -320X = 6823X141212x +16x = 44X623=2X6261335=45252X189=9分数解方程练习题（六）分数解方程练习题（六）班级班级姓名姓名成绩成绩1521450%x0.3x 0.4xx 7335X+=6335100.8x+16=96.3xx5.5x3x = 1.752x10 = 5.22x0.1=3.7x0.241002 x+2.5=12.59 x4=1.810x8 4x 109x 63x 5 780x201.6x3.4x270.7x0.9=7.25 x-2=10.56x 75x 189x97x 712x63x5 71.2x0.8x281.7x0.3x7.81.3x2.43=12.44 x+2.4 x=12.813x 145x 305x 6 4x 3 164x(5x5) 14
