Subtract 54/30 from 14/20
1st number: 14/20, 2nd number: 1 24/30
14/20 - 54/30 is -11/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
14/20 = 14 × 3/20 × 3 = 42/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
54/30 = 54 × 2/30 × 2 = 108/60 - Subtract the two like fractions:
42/60 - 108/60 = 42 - 108/60 = -66/60 - After reducing the fraction, the answer is -11/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/20-54/30 14/40-54/30 14/20-54/60 42/20-54/30 14/60-54/30 14/20-54/90 70/20-54/30 98/20-54/30