Subtract 75/49 from 15/18
1st number: 15/18, 2nd number: 1 26/49
15/18 - 75/49 is -205/294.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 49 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 18 × 49 = 882,
15/18 = 15 × 49/18 × 49 = 735/882 - Likewise, for the 2nd fraction, since 49 × 18 = 882,
75/49 = 75 × 18/49 × 18 = 1350/882 - Subtract the two like fractions:
735/882 - 1350/882 = 735 - 1350/882 = -615/882 - After reducing the fraction, the answer is -205/294
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/18-75/49 15/36-75/49 15/18-75/98 45/18-75/49 15/54-75/49 75/18-75/49 15/90-75/49