Subtract 5/72 from 12/35
12/35 - 5/72 is 689/2520.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 35 × 72 = 2520,
12/35 = 12 × 72/35 × 72 = 864/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
5/72 = 5 × 35/72 × 35 = 175/2520 - Subtract the two like fractions:
864/2520 - 175/2520 = 864 - 175/2520 = 689/2520
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/35-5/72 12/35-10/72 12/70-5/72 36/35-5/72 12/35-15/72 60/35-5/72 12/35-25/72 84/35-5/72 12/35-35/72