Subtract 35/72 from 24/70
24/70 - 35/72 is -361/2520.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 70 × 36 = 2520,
24/70 = 24 × 36/70 × 36 = 864/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
35/72 = 35 × 35/72 × 35 = 1225/2520 - Subtract the two like fractions:
864/2520 - 1225/2520 = 864 - 1225/2520 = -361/2520
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/70-35/72 24/70-70/72 72/70-35/72