It is -9/40.
32/40 - 15/40 = 17/40
minus three fifths
Nineteen fortieths
three eighths, two thirds, four fifths.
Four minus two and three-eighths equals one and five-eighths.
Three fifths is larger than three eighths
No
5/8 minus 4/5 is -7/40
Two and three-eighths
Three eighths minus one fourth is one eighth.
three eighths
Three fourths is six eighths. Six eighths minus one eighth is five eighths.