1.) 10/16
The greatest common factor of this fraction is 2, so divide the numerator and denominator by 2.
Final Answer: 5/8
2.) 50/75
The greatest common factor of this fraction is 25, so divide the numerator and denominator by 25.
Final Answer: 2/3
3.) 18/32
The greatest common factor of this fraction is 2, so divide the numerator and denominator by 2.
Final Answer: 9/16
4.) 31/93
You cannot factor anything into 31, therefore, the fraction stays the same.
Final Answer: 31/93 *Does not change.