8/15 cannot be reduced further as a fraction.
The only simplification possible is equating it to a decimal, which would be 0.533333.....
8 and 15 have no common factor so 8/15 cannot be reduced.
1.5
It is 3/5
1/20
Something
Eight and eight are not fifteen. Eight and eight are sixteen.
Since the denominator of the fraction 15 / 17 (15 over 17, or fifteen seventeenths) is a prime number, it cannot be reduced any further.
It's (8/15) x 100 %
Eight over fifteen is. If you could get used to calling those fractions "seven fifteenths" and "one fifteenth", then you'd quickly realize that 7 of anything plus 1 of the same thing is 8 of them.
5 8/15 = 83/15
Seventy-eight thousand, two hundred fifteen.
Neither is correct. The nearest correct statement that can be constructed from anything close to the given materials is: "Eight and eight are sixteen."