The answer is seven fifteenths.Hope it helped!
21/40
1/3 X 24/5= 8/5
two fifths, three sevenths, four nineths, five elevenths
One is five fifths. Five fifths and four fifths is nine fifths.
One third is greater than two fifths.
.264
15
negative fourth fifths is less than negative one-third
15
4/5
1.5
21/40
3/40
Hint: four-fifths of "seven" is "even". Now how is one-third of one-half "el"?
One third of three fifths is one fifth.
1/3 X 24/5= 8/5
The difference is 1 and one half.