Subtract 3/72 from 35/36
35/36 - 3/72 is 67/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 36 × 2 = 72,
35/36 = 35 × 2/36 × 2 = 70/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
3/72 = 3 × 1/72 × 1 = 3/72 - Subtract the two like fractions:
70/72 - 3/72 = 70 - 3/72 = 67/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/36-3/72 35/36-6/72 35/72-3/72 35/36-9/72 35/36-15/72 35/36-21/72