Subtract 24/84 from 15/2
1st number: 7 1/2, 2nd number: 24/84
15/2 - 24/84 is 101/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 2 × 42 = 84,
15/2 = 15 × 42/2 × 42 = 630/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
24/84 = 24 × 1/84 × 1 = 24/84 - Subtract the two like fractions:
630/84 - 24/84 = 630 - 24/84 = 606/84 - After reducing the fraction, the answer is 101/14
- In mixed form: 73/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/2-24/84 15/2-48/84 15/4-24/84 45/2-24/84 15/2-72/84 15/6-24/84 75/2-24/84 15/10-24/84 15/14-24/84