`text{Bài 1 :}`
`a, 3 4/5 = 3 8/10 = 3 80/100 = 3 800/1000`
`b, 15 3/5 = 15 6/10 = 15 60/100 = 15 6/1000`
`c, 3 8/10 = 3,8 `
`3 80/100 = 3,80 = 3,8 `
`3 800/1000 = 3,800 = 3,8`
`15 6/10 = 15,6`
`15 60/100 = 15, 60 = 15,6`
`15 600/1000 = 15,600 = 15,6`
`d,` 3,8 = 3,8000 = 3,8000 = 3,8000
15,6 = 15,60000 = 15,60000 = 15,60000
`text{Bài 2 :}`
`text{- Ta có :}`
`3,780 = 3,7800`
`4,15 = 4,150`
`161,5700 = 161,570`
`text{Vì 3,675 > 3,67005 nên bạn xem lại đề nhé}`
`text{Bài 3 :}`
`b, 2,08 = 2,08000`
`c, 4,500 = 4,50000`
`d, 20,08 = 20,08000`
`e, 30,800 = 30,80000`
`g, 17,0010 = 17, 00100`
$# No copy$
$# Cho mik câu trl hay nhất nhé$
