Subtract 70/9 from 4/16
1st number: 4/16, 2nd number: 7 7/9
4/16 - 70/9 is -271/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 9 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
4/16 = 4 × 9/16 × 9 = 36/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
70/9 = 70 × 16/9 × 16 = 1120/144 - Subtract the two like fractions:
36/144 - 1120/144 = 36 - 1120/144 = -1084/144 - After reducing the fraction, the answer is -271/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/16-70/9 4/32-70/9 4/16-70/18 12/16-70/9 4/48-70/9 4/16-70/27 20/16-70/9 4/80-70/9 4/16-70/45 28/16-70/9 4/16-70/63