Subtract 14/20 from 18/5
1st number: 3 3/5, 2nd number: 14/20
18/5 - 14/20 is 29/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 5 × 4 = 20,
18/5 = 18 × 4/5 × 4 = 72/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
14/20 = 14 × 1/20 × 1 = 14/20 - Subtract the two like fractions:
72/20 - 14/20 = 72 - 14/20 = 58/20 - After reducing the fraction, the answer is 29/10
- In mixed form: 29/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/5-14/20 18/5-28/20 18/10-14/20 18/5-14/40 54/5-14/20 18/5-42/20 18/15-14/20 18/5-14/60 90/5-14/20 18/5-70/20 18/25-14/20 18/5-98/20 18/35-14/20