AB两地相距486千米,甲乙两车分别从两地同时相对开出,经过6小时相遇,甲车与乙车的速度之比是5:4,甲、乙两车每小时各行驶多少千米?
直接写得数502﹣197= 8.01﹣2.1= 2.5×40= 0.33= 5.2÷0.125÷8== = = = 12.5÷(10%÷10)=
直接写出得数.180÷6= 12.25﹣0.5= ﹣0.5= 202= 23+177%= 2.5×4=﹣= 3π= ×= += 0.6÷= 2÷1%=
350×0.02= 1﹣25%= 1+15%= 12﹣7.9=×= ﹣= (﹣)×24= 16×=131131÷131= ××0= 1÷﹣÷1= 12.5×0.08=0.9+99×0.9= 7.8×0.25×4= ﹣+= 0.52×100=×8+8×= ×21×= 98﹣0.23﹣0.77= +÷=44÷= 9300÷5÷6= 0÷= 1997+1998+1999+6=
直接写出得数.4+4.73= ÷9= ×÷×= 4 ﹣4 = 375÷1 = ×2÷×2= 36+0.4= 5×32×2.5= 1÷0.9= 8×(12+0.5)= = = = = = = = = = = = = = = 35+0.4= 8×(12+0.5)= 4×0.8×2.5×12.5= = = = .
直接写出得数.1﹣0.09= 0.45×101= 2÷0.02= 0.25×0.7×0.4=×= 5﹣= ÷= 2.72+3﹣2.72+3=