Subtract 42/28 from 28/2
1st number: 14 0/2, 2nd number: 1 14/28
28/2 - 42/28 is 25/2.
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,
28/2 = 28 × 14/2 × 14 = 392/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
42/28 = 42 × 1/28 × 1 = 42/28 - Subtract the two like fractions:
392/28 - 42/28 = 392 - 42/28 = 350/28 - After reducing the fraction, the answer is 25/2
- In mixed form: 121/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/2-42/28 28/2-84/28 28/4-42/28 28/2-42/56 84/2-42/28 28/6-42/28 28/2-42/84 28/10-42/28 28/14-42/28