Subtract 4/72 from 4/60
4/60 - 4/72 is 1/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 60 × 6 = 360,
4/60 = 4 × 6/60 × 6 = 24/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
4/72 = 4 × 5/72 × 5 = 20/360 - Subtract the two like fractions:
24/360 - 20/360 = 24 - 20/360 = 4/360 - After reducing the fraction, the answer is 1/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/60-4/72 4/60-8/72 12/60-4/72 4/60-12/72 20/60-4/72 4/60-20/72 28/60-4/72 4/60-28/72