Subtract 24/20 from 15/49
1st number: 15/49, 2nd number: 1 4/20
15/49 - 24/20 is -219/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 49 × 20 = 980,
15/49 = 15 × 20/49 × 20 = 300/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
24/20 = 24 × 49/20 × 49 = 1176/980 - Subtract the two like fractions:
300/980 - 1176/980 = 300 - 1176/980 = -876/980 - After reducing the fraction, the answer is -219/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/49-24/20 15/49-48/20 15/98-24/20 15/49-24/40 45/49-24/20 15/49-72/20 15/49-24/60 75/49-24/20