You are not supposed to be doing your maths on answers.com as that is called cheating. You won't learn anything by cheating.
To subtract one quarter from seven eighths, first convert one quarter to eighths. One quarter is equal to two eighths. Therefore, seven eighths minus two eighths equals five eighths. So, seven eighths minus one quarter equals five eighths.
Ten minus nine eights equals eight and seven eighths.
Answer = seven eighths of an inch.
1/2
Six eighths, or three fourths.
Six and fifteen twenty-fourths
23 and a half minus seven and five eighths equals 15.875
1/8
One minus one eighth is seven eighths.
Two and three-eighths
Ten minus nine eights equals eight and seven eighths.
2 3/4
Answer = seven eighths of an inch.
1/2
0.625
Six eighths, or three fourths.
It is one negative half.