Subtract 2/49 from 20/15
1st number: 1 5/15, 2nd number: 2/49
20/15 - 2/49 is 190/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 49 is 735
Next, find the equivalent fraction of both fractional numbers with denominator 735 - For the 1st fraction, since 15 × 49 = 735,
20/15 = 20 × 49/15 × 49 = 980/735 - Likewise, for the 2nd fraction, since 49 × 15 = 735,
2/49 = 2 × 15/49 × 15 = 30/735 - Subtract the two like fractions:
980/735 - 30/735 = 980 - 30/735 = 950/735 - After reducing the fraction, the answer is 190/147
- In mixed form: 143/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/15-2/49 20/15-4/49 20/30-2/49 20/15-2/98 60/15-2/49 20/15-6/49 20/45-2/49 20/15-10/49 20/75-2/49 20/15-14/49