Subtract 6/80 from 30/49
30/49 - 6/80 is 1053/1960.
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,
30/49 = 30 × 80/49 × 80 = 2400/3920 - Likewise, for the 2nd fraction, since 80 × 49 = 3920,
6/80 = 6 × 49/80 × 49 = 294/3920 - Subtract the two like fractions:
2400/3920 - 294/3920 = 2400 - 294/3920 = 2106/3920 - After reducing the fraction, the answer is 1053/1960
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/49-6/80 30/49-12/80 30/98-6/80 90/49-6/80 30/49-18/80 30/49-30/80 30/49-42/80