Subtract 6/80 from 72/49
1st number: 1 23/49, 2nd number: 6/80
72/49 - 6/80 is 2733/1960.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 80 is 3920
Next, find the equivalent fraction of both fractional numbers with denominator 3920 - For the 1st fraction, since 49 × 80 = 3920,
72/49 = 72 × 80/49 × 80 = 5760/3920 - Likewise, for the 2nd fraction, since 80 × 49 = 3920,
6/80 = 6 × 49/80 × 49 = 294/3920 - Subtract the two like fractions:
5760/3920 - 294/3920 = 5760 - 294/3920 = 5466/3920 - After reducing the fraction, the answer is 2733/1960
- In mixed form: 1773/1960
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/49-12/80 72/98-6/80 72/49-18/80 72/49-30/80 72/49-42/80