`x + 3/5 xx 1/3 = 9/15`
`x + 1/5 = 9/15`
`x = 9/15 - 1/5`
`x = 6/15`
\(x+\dfrac{1}{5}=\dfrac{3}{5}\)
\(x=\dfrac{3}{5}-\dfrac{1}{5}\)
\(\)
\(x=\dfrac{2}{5}\)
`x + 3/5 xx 1/3 = 9/15`
`x + 1/5 = 9/15`
`x = 9/15 - 1/5`
`x = 6/15`
\(x+\dfrac{1}{5}=\dfrac{3}{5}\)
\(x=\dfrac{3}{5}-\dfrac{1}{5}\)
\(\)
\(x=\dfrac{2}{5}\)
X/5x1/3=2/15 nhanh giùm nha!
tính
a. 2/9:2/3:1/2
b. 2/5x1/2:1/3
2/5x1/7<x<16/4x2/3
tính:
a).2/3+5/9-3/4
b).2/5x1/4:3/8
đầy đủ tick,lẹ
tính:
a).2/3+5/2-3/4
b).2/5x1/2:1/3
2/9:2/9x1/2
đầy đủ tick
Điền dấu > < =
1/2 : 3/4 .... 4/5x1/2 15/7x1/2 .... 1/2 : 1/3
9/8 : 5/4 .... 9/4 : 5/8 13/11:39/2....13/11x2/39
1/5x19/16-1/5x3/15-1/5x1/15 =
b3:tính
a).2/4x4/7 b).10/21:5/7 c).10/21:2/3 d).1/5x1/3 e).1/15:1/5 g).1/15:1/5 h).1/15:1/3
ai làm đầy đủ phép tính đáp số tick 2
giúp
2/5x1/4:3/2