Subtract 18/30 from 49/75
49/75 - 18/30 is 4/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
49/75 = 49 × 2/75 × 2 = 98/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
18/30 = 18 × 5/30 × 5 = 90/150 - Subtract the two like fractions:
98/150 - 90/150 = 98 - 90/150 = 8/150 - After reducing the fraction, the answer is 4/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/75-18/30 49/75-36/30 49/75-18/60 49/75-54/30 49/75-18/90 49/75-90/30