Subtract 3/40 from 14/20
14/20 - 3/40 is 5/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 20 × 2 = 40,
14/20 = 14 × 2/20 × 2 = 28/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
3/40 = 3 × 1/40 × 1 = 3/40 - Subtract the two like fractions:
28/40 - 3/40 = 28 - 3/40 = 25/40 - After reducing the fraction, the answer is 5/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/20-3/40 14/20-6/40 14/40-3/40 14/20-3/80 42/20-3/40 14/20-9/40 14/60-3/40 70/20-3/40 14/20-15/40 98/20-3/40 14/20-21/40