Subtract 2/42 from 25/2
1st number: 12 1/2, 2nd number: 2/42
25/2 - 2/42 is 523/42.
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,
25/2 = 25 × 21/2 × 21 = 525/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
2/42 = 2 × 1/42 × 1 = 2/42 - Subtract the two like fractions:
525/42 - 2/42 = 525 - 2/42 = 523/42 - In mixed form: 1219/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/2-2/42 25/2-4/42 25/4-2/42 25/2-2/84 75/2-2/42 25/2-6/42 25/6-2/42 25/2-10/42 25/10-2/42 25/2-14/42 25/14-2/42