Subtract 1/30 from 49/90
49/90 - 1/30 is 23/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
49/90 = 49 × 1/90 × 1 = 49/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
1/30 = 1 × 3/30 × 3 = 3/90 - Subtract the two like fractions:
49/90 - 3/90 = 49 - 3/90 = 46/90 - After reducing the fraction, the answer is 23/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/90-1/30 49/90-2/30 49/90-1/60 49/90-3/30 49/90-1/90 49/90-5/30 49/90-7/30