Subtract 1/80 from 49/15
1st number: 3 4/15, 2nd number: 1/80
49/15 - 1/80 is 781/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
49/15 = 49 × 16/15 × 16 = 784/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
1/80 = 1 × 3/80 × 3 = 3/240 - Subtract the two like fractions:
784/240 - 3/240 = 784 - 3/240 = 781/240 - In mixed form: 361/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/15-1/80 49/15-2/80 49/30-1/80 49/15-3/80 49/45-1/80 49/15-5/80 49/75-1/80 49/15-7/80