3.9333333...
Call it 21 fifths minus 13 fifths, ie 8 fifths which is one-and-three-fifths
4/5 minus 1/5 = 3/5
One-twentieth. 4 fifths is equal to 16 twentieths. 3 fourths is equal to 15 twentieths. 16 minus 15 is one.
No
One third is greater than two fifths.
Nine tenths plus two fifths minus one fourth is equal to 1.05
Eight Fifths
7/20
We can convert into seventy-fifths. 6 and nine seventy-fifths minus twenty-five seventy-fifths equals negative 6 and thirty-four seventy-fifths.
11/20 or 0.55
minus three fifths
Two fifths is six fifteenths. Eleven fifteenths minus six fifteenths is five fifteenths, which is also one third.