Subtract 4/16 from 7/9
7/9 - 4/16 is 19/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 9 × 16 = 144,
7/9 = 7 × 16/9 × 16 = 112/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
4/16 = 4 × 9/16 × 9 = 36/144 - Subtract the two like fractions:
112/144 - 36/144 = 112 - 36/144 = 76/144 - After reducing the fraction, the answer is 19/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/9-4/16 7/9-8/16 7/18-4/16 7/9-4/32 21/9-4/16 7/9-12/16 7/27-4/16 7/9-4/48 35/9-4/16 7/9-20/16 7/45-4/16 7/9-4/80 49/9-4/16 7/9-28/16 7/63-4/16