Subtract 24/4 from 7/42
1st number: 7/42, 2nd number: 6 0/4
7/42 - 24/4 is -35/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 42 × 2 = 84,
7/42 = 7 × 2/42 × 2 = 14/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
24/4 = 24 × 21/4 × 21 = 504/84 - Subtract the two like fractions:
14/84 - 504/84 = 14 - 504/84 = -490/84 - After reducing the fraction, the answer is -35/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/42-24/4 7/42-48/4 7/84-24/4 7/42-24/8 21/42-24/4 7/42-72/4 7/42-24/12 35/42-24/4 7/42-24/20 49/42-24/4 7/42-24/28