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%=4/100=1/25

64%=64/100=16/25

175%=175/100=7/4

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

0.05/100=0.05/100=1/2000

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

\(64\%=\frac{64}{100}=\frac{16}{25}\)

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

\(57,5\%=\frac{57,5}{100}=\frac{23}{40}\)

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

4% = 4/100 = 1/25

175% = 175/100 = 7/4

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

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

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

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

6%= 0,06

54%= 0,54

185%= 1,85

6% = \(\dfrac{3}{50}\)

54% = \(\dfrac{27}{50}\)

185% = \(\dfrac{37}{20}\)

a)  25 % = 25 : 100 = 25 100 = 1 4

b)  4 % = 4 : 100 = 4 100 = 1 25

c)  30 % = 30 : 100 = 30 100 = 3 10

d)  50 % = 50 : 100 = 50 100 = 1 2

a ,   25 % = 25 : 100 = 25 100 = 1 4 b ,   4 % = 4 : 100 = 4 100 = 1 25 c ,   30 % = 30 : 100 = 30 100 = 3 10 d ,   50 % = 50 : 100 = 50 100 = 1 2

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

2/3;2/3;3/5  dung khong can chinh