Subtract 42/63 from 28/2
1st number: 14 0/2, 2nd number: 42/63
28/2 - 42/63 is 40/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 2 × 63 = 126,
28/2 = 28 × 63/2 × 63 = 1764/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
42/63 = 42 × 2/63 × 2 = 84/126 - Subtract the two like fractions:
1764/126 - 84/126 = 1764 - 84/126 = 1680/126 - After reducing the fraction, the answer is 40/3
- In mixed form: 131/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/2-42/63 28/2-84/63 28/4-42/63 84/2-42/63 28/6-42/63 28/10-42/63 28/14-42/63