Divide both by their highest common factor (HCF).
78/91 = 6/7
It is: 13/78 = 1/6 simplified
78/61 cannot be simplified further.
78/105 = 26/35
It is: 78/96 = 13/16 simplified
Yes.
78 simplified is 78.
78/100 simplifies to 39/50
It is: 78/126 = 13/21 simplified
To simplify the fraction 65/78, you can divide the numerator and denominator by their greatest common factor, which is 13. When you divide 65 by 13, you get 5. When you divide 78 by 13, you get 6. Therefore, 65/78 simplified is 5/6.
12/13
3/5