Subtract 49/84 from 7/9
7/9 - 49/84 is 7/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
7/9 = 7 × 28/9 × 28 = 196/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
49/84 = 49 × 3/84 × 3 = 147/252 - Subtract the two like fractions:
196/252 - 147/252 = 196 - 147/252 = 49/252 - After reducing the fraction, the answer is 7/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/9-49/84 7/9-98/84 7/18-49/84 21/9-49/84 7/27-49/84 35/9-49/84 7/45-49/84 49/9-49/84 7/63-49/84