Subtract 45/98 from 15/30
15/30 - 45/98 is 2/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 98 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 98 × 15 = 1470,
45/98 = 45 × 15/98 × 15 = 675/1470 - Subtract the two like fractions:
735/1470 - 675/1470 = 735 - 675/1470 = 60/1470 - After reducing the fraction, the answer is 2/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 15/30-90/98 15/60-45/98 45/30-45/98 15/90-45/98 75/30-45/98