Subtract 49/10 from 2/8
1st number: 2/8, 2nd number: 4 9/10
2/8 - 49/10 is -93/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
2/8 = 2 × 5/8 × 5 = 10/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
49/10 = 49 × 4/10 × 4 = 196/40 - Subtract the two like fractions:
10/40 - 196/40 = 10 - 196/40 = -186/40 - After reducing the fraction, the answer is -93/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/8-49/10 2/8-98/10 2/16-49/10 2/8-49/20 6/8-49/10 2/24-49/10 2/8-49/30 10/8-49/10 2/40-49/10 2/8-49/50 14/8-49/10 2/56-49/10 2/8-49/70