甲、乙二人同时分别从、两地出发,相向匀速而行.甲到达地后立即往回走,乙到达地后也立即往回走.已知他们第一次相遇在离,中点2千米处靠一侧,第二次相遇在离地4千米处.、两地相距多少千米?
直接写出得数.6.5+0.5= 8.2﹣3.2= 5.8+4.2= 10﹣3.3﹣4.7= == = 0.7×1.25×8= = == =
直接写出得数.9.54+1.6= 0.32÷0.8= 90×40%= 5×6÷6×5= =7.2×= = 1= 5﹣0.78= 1﹣=0× 120÷(20+40)=
直接写出得数.1.06+0.94= 0.18÷0.6= ÷= = 1.25=0.08×5= 2÷= 0.25×= 2.5÷1.25= 0.875÷=
直接写出得数.1﹣0.09= 2÷0.02= ÷= 8×125%=0.45×101= (1﹣)×16= 2.5×0.7×0.4= ×24÷= := =
2.5+3.7= 217÷7= 70﹣34=1.2×0.5= 1.3+27= 1.5÷0.5=4.5﹣0.5= 25×0.4= == = == = ==