六年级解方程及解比例练习题（150题）x:10=14:130.4:x=1.2:2122.4=3x12:15=14:x0.8:4=x:834:x=3:121.25:0.25=x:1.629=8x36x=543x:23=6:24254.5x=62.245:x=18:262.8:4.2=x:9.6110:x=18:142.8:4.2=x:9.6x:24=34:138:x=45:3458:16=x:1120．6∶4＝2.4∶x6∶x＝∶＝∶＝x∶∶＝∶xx∶＝0.7∶10∶50＝x∶401.3∶x＝5.2∶20x∶3.6＝6∶18∶＝∶x＝＝解方程X－X=342X+=70%X+20%X=3.6X×35=20×1425%+10X=45X-15%X=68X＋38X＝1215X－3×521＝5723X÷14＝126X＋5=13.434X+14=383X=38X÷27=716X＋78X=344X－6×23=2÷X=35X=257289X=16×1651X÷635=2645×13254x－3×9=2912x+16x=4310X－21×23=4x+14x=202(x−2.6)=86X＋5=13.4X-X=4χ－6＝385X=1519821X=415X÷45=152823X÷14=1235X=257289X=16×1651X÷635=2645÷1325X-0.25=14X4=30%4+0.7X=10223X+12X=42X+14X=105X-38X=400X-0.125X=836X=34X+X=18X×(+)=x－0.375x=56x×23+12=4×38X－73X＝125X－2.4×5＝80.36×5-x=(x-4.5)=7x-25%x=10x-0.8x=16+620x–8.5=1.5x-x-4=21X＋25%X=90X－X=X－X=342X+=70%X+20%X=3.6X×35=20×1425%+10X=45X-15%X=68X＋38X＝1215X－3×521＝5723X÷14＝126X＋5=13.434X+14=383X=38X÷27=716X＋78X=344X－6×23=2÷X=35X=257289X=16×1651X÷635=2645×13254x－3×9=2912x+16x=4310X－21×23=4x+14x=202(x−2.6)=86X＋5=13.4X-X=4χ－6＝385X=1519821X=415X÷45=152823X÷14=1235X=257289X=16×1651X÷635=2645÷1325X-0.25=14X4=30%4+0.7X=10223X+12X=42X+14X=105X-38X=400X-0.125X=836X=34X+X=18X×(+)=x－0.375x=56x×23+12=4×38X－73X＝125X－2.4×5＝80.36×5-x=(x-4.5)=7x-25%x=10X＋25%X=90x-0.8x=16+620x–8.5=1.5x-x-4=21X－X=X－X=342X+=70%X+20%X=3.6X×35=20×1425%+10X=45X-15%X=68X＋38X＝1215X－3×521＝5734X+14=383X=38X÷27=716X＋78X=344X－6×23=2÷X=35X=257289X=16×1651X÷635=2645×13254x－3×9=2912x+16x=4310X－21×23=4x+14x=202(x−2.6)=86X＋5=13.4X-X=4χ－6＝385X=1519821X=415X÷45=152823X÷14=1235X=257289X=16×1651X÷635=2645÷1325X-0.25=14X4=30%4+0.7X=10223X+12X=42X+14X=105X-38X=400X-0.125X=836X=34X+X=18X×(+)=x－0.375x=56x×23+12=4×38X－73X＝125X－2.4×5＝80.36×5-x=(x-4.5)=7x-25%x=10x-0.8x=16+620x–8.5=1.5x-x-4=21
