Subtract 7/54 from 16/30
16/30 - 7/54 is 109/270.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
16/30 = 16 × 9/30 × 9 = 144/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
7/54 = 7 × 5/54 × 5 = 35/270 - Subtract the two like fractions:
144/270 - 35/270 = 144 - 35/270 = 109/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/30-7/54 16/30-14/54 16/60-7/54 48/30-7/54 16/30-21/54 16/90-7/54 80/30-7/54 16/30-35/54 16/30-49/54