Subtract 15/49 from 40/18
1st number: 2 4/18, 2nd number: 15/49
40/18 - 15/49 is 845/441.
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,
40/18 = 40 × 49/18 × 49 = 1960/882 - Likewise, for the 2nd fraction, since 49 × 18 = 882,
15/49 = 15 × 18/49 × 18 = 270/882 - Subtract the two like fractions:
1960/882 - 270/882 = 1960 - 270/882 = 1690/882 - After reducing the fraction, the answer is 845/441
- In mixed form: 1404/441
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/18-15/49 40/18-30/49 40/36-15/49 40/18-15/98 40/18-45/49 40/54-15/49 40/18-75/49 40/90-15/49