Subtract 24/10 from 49/80
1st number: 49/80, 2nd number: 2 4/10
49/80 - 24/10 is -143/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 10 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
49/80 = 49 × 1/80 × 1 = 49/80 - Likewise, for the 2nd fraction, since 10 × 8 = 80,
24/10 = 24 × 8/10 × 8 = 192/80 - Subtract the two like fractions:
49/80 - 192/80 = 49 - 192/80 = -143/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/80-24/10 49/80-48/10 49/80-24/20 49/80-72/10 49/80-24/30 49/80-24/50 49/80-24/70