精品文档---下载后可任意编辑六年级化简比练习题24:27 = 12:18 = 45:54 = 31:61= 21:28= 20：30= 5：75= 12：2= 30：21 = 35：70 = 2：300= 100:68= := :93= :2=:100= :150= 46:96= := := := 14:= 1210:120 = 123:3 = 65:13= 42:54=56 :1524 = 30 分钟：小时=15 吨：400 千克= ：74 =100:68= := :93= :32= :100= :150= 46:96= :11= := :1/2= 4. 9:= 14:28= 4123:4123= 15:= 10:120 = 123:3= 65:13= 42:54= :21= 100:68= := :93 = :2=六年级求比值练习题80:24= : = :21= 36:18 = 13:91= 3:12= :101= 21:24 = 36:72= 20:40= :2 = :21 = := :4123 = 15: = 10:120= 123:3 = 65:13= 42:54= ：315 = 360 千克：吨= 25 厘米：12 米= 45 分：23 时= 80:24 = : =:21= 36:18= 13:91= 3:12= :101= 21:24= 36:72 = 20:40= :2=:21= := :4123 = 15: = 10:120= 123:3 =65:13= 3:1= 42:54 =
