Subtract 49/9 from 75/4
1st number: 18 3/4, 2nd number: 5 4/9
75/4 - 49/9 is 479/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
75/4 = 75 × 9/4 × 9 = 675/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
49/9 = 49 × 4/9 × 4 = 196/36 - Subtract the two like fractions:
675/36 - 196/36 = 675 - 196/36 = 479/36 - In mixed form: 1311/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/4-98/9 75/8-49/9 75/4-49/18 75/12-49/9 75/4-49/27 75/20-49/9 75/4-49/45 75/28-49/9 75/4-49/63