Subtract 25/8 from 49/30
1st number: 1 19/30, 2nd number: 3 1/8
49/30 - 25/8 is -179/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
49/30 = 49 × 4/30 × 4 = 196/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
25/8 = 25 × 15/8 × 15 = 375/120 - Subtract the two like fractions:
196/120 - 375/120 = 196 - 375/120 = -179/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/30-25/8 49/30-50/8 49/60-25/8 49/30-25/16 49/30-75/8 49/90-25/8 49/30-25/24 49/30-25/40 49/30-25/56