- 8/2 = - 4
8/23 is a rational number because all fractions and integers are rational numbers
5 over 8 is a rational number.
If you mean 3/8 and 7/8 then they are 1/4 and 1/2.
Any addition, subtraction, multiplication, or division of rational numbers gives you a rational result. You can consider 8 over 9 as the division of 8 by 9, so the result is rational.
It is 7/8.
No, it is rational.
7/8 is a rational number because only rational numbers can be expressed as fractions