Subtract 12/72 from 6/5
1st number: 1 1/5, 2nd number: 12/72
6/5 - 12/72 is 31/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 5 × 72 = 360,
6/5 = 6 × 72/5 × 72 = 432/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
12/72 = 12 × 5/72 × 5 = 60/360 - Subtract the two like fractions:
432/360 - 60/360 = 432 - 60/360 = 372/360 - After reducing the fraction, the answer is 31/30
- In mixed form: 11/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/5-12/72 6/5-24/72 6/10-12/72 18/5-12/72 6/5-36/72 6/15-12/72 30/5-12/72 6/5-60/72 6/25-12/72 42/5-12/72 6/5-84/72 6/35-12/72