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1、人教版六年级数学下册解比例专项练习题11x:2=:70:x=5:45965=3:x=0.75:24.4x65:20=x:3:x=9:1.273321=7xx61119x:=:5=621.4x111:=:x20:x=10:759511x:8=:40:x=0.5:0.258127=50:x=12.5:32.4x230:0.7=x:30:x=0.9:15032771=7xx2130.62x:=:7=742.8x111:=:x0.9:x=0.45:848611x:8=:0.5:x=0.9:404646=0.7:x=0.175:65.6x81:8=x:70:x=6:18072571=3xx8111.47
2、x:=:2=731.8x111:=:x2:x=1:728211x:8=:90:x=70:129189=40:x=10:81.6x15:0.6=x:30:x=6:1852631=3xx81125x:=:2=223x111:=:x0.7:x=0.35:757311x:4=:50:x=0.5:359128=4:x=1:31.6x12:5=x:0.8:x=90:15033657=5xx8111.85x:=:6=472.8x111:=:x0.4:x=0.2:829411x:10=:8:x=10:0.349108=50:x=12.5:33.2x420:0.4=x:3:x=60:1851297=2xx611
3、0.45x:=:4=771.6x111:=:x3:x=1.5:348811x:5=:5:x=60:957204=0.8:x=0.2:51.2x980:1=x:30:x=90:1281756=7xx5650.68x:=:9=561.8x111:=:x0.9:x=0.45:859511x:4=:80:x=3:0.527108=20:x=5:81.2x67:2=x:0.7:x=0.9:15056456=7xx5171.83x:=:6=381.4x111:=:x6:x=3:429211x:10=:20:x=0.2:0.259109=70:x=17.5:22.4x49:0.1=x:5:x=30:1231231=3xx27923x:=:7=682x111:=:x0.4:x=0.2:728411