4%=1/25

64%=16/25

175%=7/4

57,5%=23/40

0,05%=1/2000

4%=4/100=1/25

64%=64/100=16/25

175%=175/100=7/4

57,5%=57,5/100=23/40

0.05%=0.05/100=1/2000

4%=0.04

64%=0.64

175%=1.75

57.5%=0.575

0.05%=0.0005

tk Cho mk với!!!!!!

4% = 4/100 = 1/25

175% = 175/100 = 7/4

0,05% = 0,05/100 = 1/2000

\(4\%=\dfrac{4}{100}=\dfrac{1}{25}\)                

\(175\%=\dfrac{175}{100}=\dfrac{7}{4}\)

 \(0,05\%=\dfrac{0,05}{100}=\dfrac{1}{2000}\)

4% = \(\dfrac{1}{25}\)          175% = \(\dfrac{7}{4}\)     0,05% = \(\dfrac{1}{2000}\)

4% =4/100=1/25

64%=64/100=16/25

175%=175/100=7/4

57,5%=57.5/100=23/40

4%= 1/25

64%=16/25

175%=7/4

57,5%=23/40

4%=4/100=1/25

64%=64/100=16/25

175%=175/100=7/4

57,5%=57,5/100=23/40

6% = \(\dfrac{3}{50}\)

54% = \(\dfrac{27}{50}\)

185% = \(\dfrac{37}{20}\)

  6%=\(\dfrac{3}{50}\)

54%=\(\dfrac{27}{50}\)

  185%=\(\dfrac{37}{20}\)

6% = 3/5 ; 54% = 27/50 ; 185% = 37/200

\(\frac{64}{96}=\frac{2}{3};\frac{90}{135}=\frac{2}{3};\frac{51}{85}=\frac{3}{5}\)

2/3;2/3;3/5  dung khong can chinh

\(\frac{64}{96}=\frac{2}{3};\frac{90}{135}=\frac{2}{3};\frac{51}{85}=\frac{3}{5}\)

a, 0.4=\(\frac{4}{10}\) =\(\frac{2}{5}\)

0,02=\(\frac{2}{100}\)=\(\frac{1}{50}\)

b,0,6 = \(\frac{6}{10}\)=\(\frac{3}{5}\)

0,05=\(\frac{5}{100}\)=\(\frac{1}{20}\)

c, 1,2=\(\frac{12}{10}\)=\(\frac{6}{5}\)

0,25= \(\frac{25}{100}\)=\(\frac{1}{4}\)

d, 2,5 = \(\frac{25}{10}\)=\(\frac{5}{2}\)

0,75 = \(\frac{75}{100}\)= \(\frac{3}{4}\)