Subtract 6/9 from 28/4
1st number: 7 0/4, 2nd number: 6/9
28/4 - 6/9 is 19/3.
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,
28/4 = 28 × 9/4 × 9 = 252/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
6/9 = 6 × 4/9 × 4 = 24/36 - Subtract the two like fractions:
252/36 - 24/36 = 252 - 24/36 = 228/36 - After reducing the fraction, the answer is 19/3
- In mixed form: 61/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/4-6/9 28/4-12/9 28/8-6/9 28/4-6/18 84/4-6/9 28/4-18/9 28/12-6/9 28/4-6/27 28/4-30/9 28/20-6/9 28/4-6/45 28/4-42/9 28/4-6/63