Subtract 10/42 from 28/2
1st number: 14 0/2, 2nd number: 10/42
28/2 - 10/42 is 289/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
28/2 = 28 × 21/2 × 21 = 588/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
10/42 = 10 × 1/42 × 1 = 10/42 - Subtract the two like fractions:
588/42 - 10/42 = 588 - 10/42 = 578/42 - After reducing the fraction, the answer is 289/21
- In mixed form: 1316/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/2-10/42 28/2-20/42 28/4-10/42 28/2-10/84 84/2-10/42 28/2-30/42 28/6-10/42 28/2-50/42 28/10-10/42 28/2-70/42 28/14-10/42