Subtract 8/72 from 6/5
1st number: 1 1/5, 2nd number: 8/72
6/5 - 8/72 is 49/45.
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,
8/72 = 8 × 5/72 × 5 = 40/360 - Subtract the two like fractions:
432/360 - 40/360 = 432 - 40/360 = 392/360 - After reducing the fraction, the answer is 49/45
- In mixed form: 14/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/5-8/72 6/5-16/72 6/10-8/72 18/5-8/72 6/5-24/72 6/15-8/72 30/5-8/72 6/5-40/72 6/25-8/72 42/5-8/72 6/5-56/72 6/35-8/72