Subtract 49/30 from 15/49
1st number: 15/49, 2nd number: 1 19/30
15/49 - 49/30 is -1951/1470.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 30 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 49 × 30 = 1470,
15/49 = 15 × 30/49 × 30 = 450/1470 - Likewise, for the 2nd fraction, since 30 × 49 = 1470,
49/30 = 49 × 49/30 × 49 = 2401/1470 - Subtract the two like fractions:
450/1470 - 2401/1470 = 450 - 2401/1470 = -1951/1470
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/49-49/30 15/49-98/30 15/98-49/30 15/49-49/60 45/49-49/30 15/49-49/90 75/49-49/30