In a school, an art teacher asked the students to bring \(\frac{2}{10}\) \(\text{m}\) long ribbon for decorating a classroom for the upcoming Children's day.
 
In which the teacher used only \(\frac{12}{17}\) of the ribbon.
 
Find the length of the ribbon used by the teacher.
 
Answer:
 
Length of ribbon teacher used \(=\) ii \(m\)
 
[NOTE: With Simplification]