(1)3乘以2/5=6/5(千克)(2)216乘以(1加2/9)=264(人)(3)4/5乘以2/5乘以5/8=0.2(立方米)
(1)3乘以2/5=6/5(千克)(2)216乘以(1加2/9)=264(人)(3)4/5乘以2/5乘以5/8=0.2(立方米)
1、C=πd=3.14*20*2=125.6 经过30分钟后,分针的尖端所走的路程是:125.6*30=3768厘米 经过45分钟后,分针的尖端所走的路程是:125.6*45=5652厘米 2、正方形纸片的边长是:100/4=25厘米 这个
(1)3乘以2/5=6/5(千克)(2)216乘以(1加2/9)=264(人)(3)4/5乘以2/5乘以5/8=0.2(立方米)
(1)3乘以2/5=6/5(千克)(2)216乘以(1加2/9)=264(人)(3)4/5乘以2/5乘以5/8=0.2(立方米)
(1)3乘以2/5=6/5(千克)(2)216乘以(1加2/9)=264(人)(3)4/5乘以2/5乘以5/8=0.2(立方米)
=4(分钟)第三题:150*(1+2/15)=170(本)第四题:236*(1-109/118)=18(次)第五题:600*(1-1/12)=550(千瓦时)23页第六题:(分别从左往右数)①④相等(答案都是15/22)②⑥相等(答案都是3
(1)3乘以2/5=6/5(千克)(2)216乘以(1加2/9)=264(人)(3)4/5乘以2/5乘以5/8=0.2(立方米)
(1)3乘以2/5=6/5(千克)(2)216乘以(1加2/9)=264(人)(3)4/5乘以2/5乘以5/8=0.2(立方米)
(1)3乘以2/5=6/5(千克)(2)216乘以(1加2/9)=264(人)(3)4/5乘以2/5乘以5/8=0.2(立方米)
(1)3乘以2/5=6/5(千克)(2)216乘以(1加2/9)=264(人)(3)4/5乘以2/5乘以5/8=0.2(立方米)
|2009x-2009|+k=0有两个解当k≠0时 原方程才有两个解 即2009x-2009=k 或 2009x-2009=—k所以k<0因此 m n k按从大到小的顺序排列 应该是 m>n>k 这个问题上海六年级版上册数学辅导报的第六
(1)3乘以2/5=6/5(千克)(2)216乘以(1加2/9)=264(人)(3)4/5乘以2/5乘以5/8=0.2(立方米)
(1)3乘以2/5=6/5(千克)(2)216乘以(1加2/9)=264(人)(3)4/5乘以2/5乘以5/8=0.2(立方米)
(1)3乘以2/5=6/5(千克)(2)216乘以(1加2/9)=264(人)(3)4/5乘以2/5乘以5/8=0.2(立方米)
(1)3乘以2/5=6/5(千克)(2)216乘以(1加2/9)=264(人)(3)4/5乘以2/5乘以5/8=0.2(立方米)
(1)3乘以2/5=6/5(千克)(2)216乘以(1加2/9)=264(人)(3)4/5乘以2/5乘以5/8=0.2(立方米)
(1)3乘以2/5=6/5(千克)(2)216乘以(1加2/9)=264(人)(3)4/5乘以2/5乘以5/8=0.2(立方米)
=4(分钟)第三题:150*(1+2/15)=170(本)第四题:236*(1-109/118)=18(次)第五题:600*(1-1/12)=550(千瓦时)23页第六题:(分别从左往右数)①④相等(答案都是15/22)②⑥相等(答案都是3
=4(分钟)第三题:150*(1+2/15)=170(本)第四题:236*(1-109/118)=18(次)第五题:600*(1-1/12)=550(千瓦时)23页第六题:(分别从左往右数)①④相等(答案都是15/22)②⑥相等(答案都是3