Subtract 6/90 from 49/30
1st number: 1 19/30, 2nd number: 6/90
49/30 - 6/90 is 47/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
49/30 = 49 × 3/30 × 3 = 147/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
6/90 = 6 × 1/90 × 1 = 6/90 - Subtract the two like fractions:
147/90 - 6/90 = 147 - 6/90 = 141/90 - After reducing the fraction, the answer is 47/30
- In mixed form: 117/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/30-6/90 49/30-12/90 49/60-6/90 49/30-18/90 49/90-6/90 49/30-30/90 49/30-42/90