Subtract 70/30 from 24/15
1st number: 1 9/15, 2nd number: 2 10/30
24/15 - 70/30 is -11/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 15 × 2 = 30,
24/15 = 24 × 2/15 × 2 = 48/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
70/30 = 70 × 1/30 × 1 = 70/30 - Subtract the two like fractions:
48/30 - 70/30 = 48 - 70/30 = -22/30 - After reducing the fraction, the answer is -11/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/15-70/30 24/30-70/30 24/15-70/60 72/15-70/30 24/45-70/30 24/15-70/90 24/75-70/30