Subtract 14/54 from 18/5
1st number: 3 3/5, 2nd number: 14/54
18/5 - 14/54 is 451/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 5 × 54 = 270,
18/5 = 18 × 54/5 × 54 = 972/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
14/54 = 14 × 5/54 × 5 = 70/270 - Subtract the two like fractions:
972/270 - 70/270 = 972 - 70/270 = 902/270 - After reducing the fraction, the answer is 451/135
- In mixed form: 346/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/5-14/54 18/5-28/54 18/10-14/54 54/5-14/54 18/5-42/54 18/15-14/54 90/5-14/54 18/5-70/54 18/25-14/54 18/5-98/54 18/35-14/54