Subtract 9/90 from 49/30
1st number: 1 19/30, 2nd number: 9/90
49/30 - 9/90 is 23/15.
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,
9/90 = 9 × 1/90 × 1 = 9/90 - Subtract the two like fractions:
147/90 - 9/90 = 147 - 9/90 = 138/90 - After reducing the fraction, the answer is 23/15
- In mixed form: 18/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/30-9/90 49/30-18/90 49/60-9/90 49/30-27/90 49/90-9/90 49/30-45/90 49/30-63/90