Subtract 25/24 from 4/42
1st number: 4/42, 2nd number: 1 1/24
4/42 - 25/24 is -53/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
4/42 = 4 × 4/42 × 4 = 16/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
25/24 = 25 × 7/24 × 7 = 175/168 - Subtract the two like fractions:
16/168 - 175/168 = 16 - 175/168 = -159/168 - After reducing the fraction, the answer is -53/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/42-25/24 4/42-50/24 4/84-25/24 4/42-25/48 12/42-25/24 4/42-75/24 4/42-25/72 20/42-25/24 28/42-25/24