Subtract 56/30 from 50/28
1st number: 1 22/28, 2nd number: 1 26/30
50/28 - 56/30 is -17/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 30 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
50/28 = 50 × 15/28 × 15 = 750/420 - Likewise, for the 2nd fraction, since 30 × 14 = 420,
56/30 = 56 × 14/30 × 14 = 784/420 - Subtract the two like fractions:
750/420 - 784/420 = 750 - 784/420 = -34/420 - After reducing the fraction, the answer is -17/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/56-56/30 50/28-56/60 50/84-56/30 50/28-56/90