1 7/20
three fifths plus one quarter = 17 twentieths
Eight and three fourths plus six and two fifths is fifteen and one twentieth.
0.9083333
one and one tenth
-33/20
2.15 or 2 and three twentieths
Seventeen eighths or two and an eighth.
four fifths
Three and four-fifths
7 4/5
four fifths