Subtract 7/30 from 35/9
1st number: 3 8/9, 2nd number: 7/30
35/9 - 7/30 is 329/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
35/9 = 35 × 10/9 × 10 = 350/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
7/30 = 7 × 3/30 × 3 = 21/90 - Subtract the two like fractions:
350/90 - 21/90 = 350 - 21/90 = 329/90 - In mixed form: 359/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/9-7/30 35/9-14/30 35/18-7/30 35/9-7/60 35/9-21/30 35/27-7/30 35/9-7/90 35/9-35/30 35/45-7/30 35/9-49/30 35/63-7/30