It is one negative half.
Answer = seven eighths of an inch.
1½ = Twelve eighths so the answer is seven-eighths
2 3/8
Seven and three eighths !
One minus one eighth is seven eighths.
1/8
2 and 1/8
7/8 - 1/2 = 3/8
No one-half equals four-eighths so that means seven-eighths is greater than one-half(four eighths)
four eighths, which simplifies to one half.
0.625