Subtract 5/14 from 15/40
15/40 - 5/14 is 1/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 14 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
15/40 = 15 × 7/40 × 7 = 105/280 - Likewise, for the 2nd fraction, since 14 × 20 = 280,
5/14 = 5 × 20/14 × 20 = 100/280 - Subtract the two like fractions:
105/280 - 100/280 = 105 - 100/280 = 5/280 - After reducing the fraction, the answer is 1/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/40-5/14 15/40-10/14 15/80-5/14 15/40-5/28 45/40-5/14 15/40-15/14 15/40-5/42 75/40-5/14 15/40-25/14 15/40-5/70 15/40-35/14 15/40-5/98