Subtract 72/60 from 30/2
1st number: 15 0/2, 2nd number: 1 12/60
30/2 - 72/60 is 69/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 2 × 30 = 60,
30/2 = 30 × 30/2 × 30 = 900/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
72/60 = 72 × 1/60 × 1 = 72/60 - Subtract the two like fractions:
900/60 - 72/60 = 900 - 72/60 = 828/60 - After reducing the fraction, the answer is 69/5
- In mixed form: 134/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/2-72/60 30/4-72/60 90/2-72/60 30/6-72/60 30/10-72/60 30/14-72/60