(0.1*2*0.3*4*0.5*6*0.7*8*0.9*10*1.1)/(2.2*2.4*2.5*2.7)求简便!(0.1*2*0.3*4*0.5*6*0.7*8*0.9*10*1.1)/(2.2*2.4*2.5*2.7)要简便的,1小时内加100悬赏!5小时20,一天后5,几天后没有悬赏
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 07:46:03
![(0.1*2*0.3*4*0.5*6*0.7*8*0.9*10*1.1)/(2.2*2.4*2.5*2.7)求简便!(0.1*2*0.3*4*0.5*6*0.7*8*0.9*10*1.1)/(2.2*2.4*2.5*2.7)要简便的,1小时内加100悬赏!5小时20,一天后5,几天后没有悬赏](/uploads/image/z/5248622-38-2.jpg?t=%280.1%2A2%2A0.3%2A4%2A0.5%2A6%2A0.7%2A8%2A0.9%2A10%2A1.1%29%2F%282.2%2A2.4%2A2.5%2A2.7%29%E6%B1%82%E7%AE%80%E4%BE%BF%21%280.1%2A2%2A0.3%2A4%2A0.5%2A6%2A0.7%2A8%2A0.9%2A10%2A1.1%29%2F%282.2%2A2.4%2A2.5%2A2.7%29%E8%A6%81%E7%AE%80%E4%BE%BF%E7%9A%84%2C1%E5%B0%8F%E6%97%B6%E5%86%85%E5%8A%A0100%E6%82%AC%E8%B5%8F%215%E5%B0%8F%E6%97%B620%EF%BC%8C%E4%B8%80%E5%A4%A9%E5%90%8E5%EF%BC%8C%E5%87%A0%E5%A4%A9%E5%90%8E%E6%B2%A1%E6%9C%89%E6%82%AC%E8%B5%8F)
(0.1*2*0.3*4*0.5*6*0.7*8*0.9*10*1.1)/(2.2*2.4*2.5*2.7)求简便!(0.1*2*0.3*4*0.5*6*0.7*8*0.9*10*1.1)/(2.2*2.4*2.5*2.7)要简便的,1小时内加100悬赏!5小时20,一天后5,几天后没有悬赏
(0.1*2*0.3*4*0.5*6*0.7*8*0.9*10*1.1)/(2.2*2.4*2.5*2.7)求简便!
(0.1*2*0.3*4*0.5*6*0.7*8*0.9*10*1.1)/(2.2*2.4*2.5*2.7)要简便的,
1小时内加100悬赏!5小时20,一天后5,几天后没有悬赏
(0.1*2*0.3*4*0.5*6*0.7*8*0.9*10*1.1)/(2.2*2.4*2.5*2.7)求简便!(0.1*2*0.3*4*0.5*6*0.7*8*0.9*10*1.1)/(2.2*2.4*2.5*2.7)要简便的,1小时内加100悬赏!5小时20,一天后5,几天后没有悬赏
(0.1*2*0.3*4*0.5*6*0.7*8*0.9*10*1.1)/(2.2*2.4*2.5*2.7)
= 2*3*4*5*6*7*8*9*10*11/22*24*25*27*10*10 (约去2*5=10; 3*9=27,以及11,10)
= 4*6*7*8/2*24*25 (约去6*8=2*24)
=4*7/25
=28/25
原式
=(2*3*4*5*6*7*8*9*10*11)/(22*24*25*27*10*10)(约去2*5=10; 3*9=27,以及11,10)
= (4*6*7*8)/(2*24*25) (约去6*8=2*24)
=4*7/25
=28/25
换成分数会不会更简单些?
(0.1*2*0.3*4*0.5*6*0.7*8*0.9*10*1.1)/(2.2*2.4*2.5*2.7)
=0.1*0.1*0.1*0.1*0.1*0.1*(2*3*4*5*6*7*8*9*10*11)/(0.1*0.1*0.1*0.1)*(22*24*25*27)
=0.01*(2*11*4*6*3*9*5*5*7*8*2)/(2*11*4*6*5*5*3*9)
=0.01*7*8*2
=1.12