Subtract 4/30 from 49/18
1st number: 2 13/18, 2nd number: 4/30
49/18 - 4/30 is 233/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
49/18 = 49 × 5/18 × 5 = 245/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
4/30 = 4 × 3/30 × 3 = 12/90 - Subtract the two like fractions:
245/90 - 12/90 = 245 - 12/90 = 233/90 - In mixed form: 253/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/18-4/30 49/18-8/30 49/36-4/30 49/18-4/60 49/18-12/30 49/54-4/30 49/18-4/90 49/18-20/30 49/90-4/30 49/18-28/30