Subtract 12/28 from 18/2
1st number: 9 0/2, 2nd number: 12/28
18/2 - 12/28 is 60/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 2 × 14 = 28,
18/2 = 18 × 14/2 × 14 = 252/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
12/28 = 12 × 1/28 × 1 = 12/28 - Subtract the two like fractions:
252/28 - 12/28 = 252 - 12/28 = 240/28 - After reducing the fraction, the answer is 60/7
- In mixed form: 84/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/2-12/28 18/2-24/28 18/4-12/28 18/2-12/56 54/2-12/28 18/2-36/28 18/6-12/28 18/2-12/84 90/2-12/28 18/2-60/28 18/10-12/28 18/2-84/28 18/14-12/28