Subtract 8/49 from 15/30
15/30 - 8/49 is 33/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 49 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 30 × 49 = 1470,
15/30 = 15 × 49/30 × 49 = 735/1470 - Likewise, for the 2nd fraction, since 49 × 30 = 1470,
8/49 = 8 × 30/49 × 30 = 240/1470 - Subtract the two like fractions:
735/1470 - 240/1470 = 735 - 240/1470 = 495/1470 - After reducing the fraction, the answer is 33/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 15/30-16/49 15/60-8/49 15/30-8/98 45/30-8/49 15/30-24/49 15/90-8/49 75/30-8/49 15/30-40/49 15/30-56/49