Subtract 75/4 from 9/40
1st number: 9/40, 2nd number: 18 3/4
9/40 - 75/4 is -741/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 4 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
9/40 = 9 × 1/40 × 1 = 9/40 - Likewise, for the 2nd fraction, since 4 × 10 = 40,
75/4 = 75 × 10/4 × 10 = 750/40 - Subtract the two like fractions:
9/40 - 750/40 = 9 - 750/40 = -741/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/40-75/4 9/80-75/4 9/40-75/8 27/40-75/4 9/40-75/12 45/40-75/4 9/40-75/20 63/40-75/4 9/40-75/28