It's easier of you know that two fifths is equivalent to 0.4,
and that in math, "of" means "times".
0.4 x 144 = 57.6
144.
multiply it by .4
six fifths
two fifths is equal to two fifths
there is five-fifths in one. ten-fifths in two, so there are five two-fifths in two.
144
144.
(4/5) * 180 = 144
multiply it by .4
six fifths
two fifths is equal to two fifths
Two and two fifths. Five minus two and three fifths = two and two fifths
there is five-fifths in one. ten-fifths in two, so there are five two-fifths in two.
divide by 5 and multiply by 2
two fifths.
Four fifths.
Two-fifths.Half of four is two, so half of four-fifths is two-fifths.