Subtract 28/56 from 30/6
1st number: 5 0/6, 2nd number: 28/56
30/6 - 28/56 is 9/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 6 × 28 = 168,
30/6 = 30 × 28/6 × 28 = 840/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
28/56 = 28 × 3/56 × 3 = 84/168 - Subtract the two like fractions:
840/168 - 84/168 = 840 - 84/168 = 756/168 - After reducing the fraction, the answer is 9/2
- In mixed form: 41/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/6-28/56 30/12-28/56 90/6-28/56 30/6-84/56 30/18-28/56 30/42-28/56