(0.875*2/5+1/7.5/8)*0.625
(0.875*2/5+1/7.5/8)*0.625
求比值7.5:1/2,化简比1.25:5/8,250克:2/5千克,解比例x:24/7=0.875:
0.625*0.5+5/8*1/2-5/8简便计算
简便计算:0.625*0.5+8分之5+2分之1*0.625
0.625×5.8+8分之5×3.2+5×8分之1
(0.875-3/8)×(5/6-2/3) 简便方法计算
0.625×0.5+5/8+1/2×62.5%(全部简算)
(0.875-1/8)*(7/9-2/3)用简便计算
规则是这样的:0.125=1 0.25=1 0.375=2 0.5=1 0.625=2 0.75=2 0.875=3
找规律填数①1,1,2,3,5,8,______②0.625,1.25,2.5,5,______.
(0.625)-(-1又8分之1)-2怎么做?
5/8*92+7*0.625+62.5% (2/3—1/4)除(1/6+12.5)