Subtract 7/25 from 7/30
7/30 - 7/25 is -7/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 25 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
7/30 = 7 × 5/30 × 5 = 35/150 - Likewise, for the 2nd fraction, since 25 × 6 = 150,
7/25 = 7 × 6/25 × 6 = 42/150 - Subtract the two like fractions:
35/150 - 42/150 = 35 - 42/150 = -7/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/30-7/25 7/30-14/25 7/60-7/25 7/30-7/50 21/30-7/25 7/30-21/25 7/90-7/25 7/30-7/75 35/30-7/25 7/30-35/25 49/30-7/25 7/30-49/25