- B1化简比15:2412吨:750千克34:250.l3:3.9.E1
- B1求比值.12:4=0.6:4.8=12:59=14:0.25=.E1
- B1化简比.39:13=64:8=0.6:0.3=16:29=E1
- B1把0.35:1.4化成最简整数比是______比值是______.E1
- B1把1.4:0.35化成最简整数比是______,比值是______.E1
- B1化简下面各题32:2435:4150.45:0.6.E1
- B125:14化成最简单的整数比是______,比值是______.E1
- B1把25:14化成最简整数比是______,比值是______.E1
- B1把5:15化成最简整数比是______,这个比的比值是______.E1
- B17:3.5化成最简单的整数比是______,比值是______.E1
- B1一个比的前项是34,后项是它的倒数,这个比的比值是( )E1B2A.916B.1C.34E2
- B1化简比并求比值.(1)12:30 (2)0.4:3.2 (3)23:518.E1
- B1求比值.13﹕25=0.8﹕1.2=0.125﹕38=E1
- B1化简下列各比.18:3424:482.8:0.7.E1
- B1若甲数除乙数的商是0.8,则甲、乙两数的比是______,如果甲数比乙数大0.8,则甲数是______,乙数是______.E1