- Phân số thập phân (có lời giải chi tiết)

A \(\frac{3}{{20}};\;\;\frac{1}{{10}};\;\;\frac{4}{5}\)  

B \(\frac{5}{{100}};\;\;\frac{2}{{10}};\;\;\frac{{320}}{{10000}}\)

C \(\frac{1}{{30}};\;\;\frac{1}{6};\;\;\frac{2}{{100}}\)

D \(\frac{2}{{100}};\;\frac{3}{{50}};\;\;\frac{1}{{20}}\) 

A Một trăm linh năm phần nghìn                        

B Một trăm linh lăm phần nghìn            

C Một trăm linh năm phần trăm  

D Một trăm linh lăm phần trăm

A \(\frac{{40}}{{10}}\)  

B \(\frac{{40}}{{1000}}\)

C \(\frac{{40}}{{100}}\)

D \(\frac{4}{{10}}\)   

A \(\frac{{12}}{{100}}\)  

B \(\frac{3}{{100}}\)

C \(\frac{{12}}{{1000}}\)

D \(\frac{{25}}{{100}}\) 

A \(\frac{5}{{10}}\)      

B \(\frac{{10}}{3}\)

C \(\frac{3}{{100}}\)

D \(\frac{3}{{10}}\) 

A \(\frac{9}{{10}};\;\;\frac{{581}}{{1000}}\)  

B \(\frac{{1000}}{{7681}};\;\frac{{2153}}{{100}}\)

C \(\frac{9}{{10}};\;\;\frac{{100}}{{678}}\)

D \(\frac{{681}}{{1000}};\;\;\frac{{263}}{{200}}\)   

A 20

B 30

C 200

D 300

A 1

B 5

C 4

D 3

A \(\frac{{41}}{{100}};\,\,\frac{2}{{10}};\,\,\frac{3}{{1000}}\)

B \(\frac{{41}}{{100}};\,\,\frac{2}{{10}};\,\,\frac{7}{{700}}\)

C \(\frac{{41}}{{100}};\,\,\frac{1}{{50}};\,\,\frac{3}{{1000}}\)

D \(\frac{{100}}{{27}};\,\,\frac{2}{{10}};\,\,\frac{7}{{700}}\)

A \(a)\,\,\frac{{26}}{{10}};\,\,\,\frac{{16}}{{100}}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,b)\,\,\frac{{75}}{{100}};\,\,\frac{{15}}{{100}}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,c)\,\,\frac{{17}}{{100}};\,\,\frac{{496}}{{1000}}\)

B \(a)\,\,\frac{{26}}{{100}};\,\,\,\frac{{16}}{{100}}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,b)\,\,\frac{{50}}{{100}};\,\,\frac{{15}}{{100}}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,c)\,\,\frac{{17}}{{100}};\,\,\frac{{496}}{{1000}}\)

C \(a)\,\,\frac{{26}}{{10}};\,\,\,\frac{{16}}{{100}}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,b)\,\,\frac{6}{{10}};\,\,\frac{5}{{100}}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,c)\,\,\frac{7}{{100}};\,\,\frac{{496}}{{1000}}\)

D \(a)\,\,\frac{{13}}{{10}};\,\,\,\frac{{16}}{{100}}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,b)\,\,\frac{{75}}{{100}};\,\,\frac{{15}}{{100}}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,c)\,\,\frac{{17}}{{100}};\,\,\frac{{248}}{{1000}}\)

A \(\begin{array}{l}a)\,\,\left( 1 \right):\,\,20\,;\,\,\left( 2 \right):\,\,40\,;\,\,\left( 3 \right):\,\,25\,;\,\,\left( 4 \right):\,\,125\\b)\,\,\left( 5 \right):\,\,3\,;\,\,\left( 6 \right):\,\,7\,;\,\,\left( 7 \right):\,\,8\,;\,\,\left( 8 \right):\,\,2\end{array}\)

B \(\begin{array}{l}a)\,\,\left( 1 \right):\,\,2\,;\,\,\left( 2 \right):\,\,4\,;\,\,\left( 3 \right):\,\,5\,;\,\,\left( 4 \right):\,\,25\\b)\,\,\left( 5 \right):\,\,3\,;\,\,\left( 6 \right):\,\,7\,;\,\,\left( 7 \right):\,\,8\,;\,\,\left( 8 \right):\,\,2\end{array}\)

C \(\begin{array}{l}a)\,\,\left( 1 \right):\,\,2\,;\,\,\left( 2 \right):\,\,44\,;\,\,\left( 3 \right):\,\,25\,;\,\,\left( 4 \right):\,\,125\\b)\,\,\left( 5 \right):\,\,3\,;\,\,\left( 6 \right):\,\,7\,;\,\,\left( 7 \right):\,\,4\,;\,\,\left( 8 \right):\,\,2\end{array}\)

D \(\begin{array}{l}a)\,\,\left( 1 \right):\,\,20\,;\,\,\left( 2 \right):\,\,40\,;\,\,\left( 3 \right):\,\,5\,;\,\,\left( 4 \right):\,\,25\\b)\,\,\left( 5 \right):\,\,7\,;\,\,\left( 6 \right):\,\,3\,;\,\,\left( 7 \right):\,\,8\,;\,\,\left( 8 \right):\,\,2\end{array}\)

A \(\frac{{567842}}{{1000000}}\)

B \(\frac{{581250}}{{1000000}}\)

C \(\frac{{54695}}{{100000}}\)

D \(\frac{{335840}}{{1000000}}\)

A \(\begin{array}{l}a)\,\,20\\b)\,\,625\end{array}\)

B \(\begin{array}{l}a)\,\,28\\b)\,\,875\end{array}\)

C \(\begin{array}{l}a)\,\,35\\b)\,\,875\end{array}\)

D \(\begin{array}{l}a)\,\,28\\b)\,\,625\end{array}\)