Subtract 50/9 from 12/8
1st number: 1 4/8, 2nd number: 5 5/9
12/8 - 50/9 is -73/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
12/8 = 12 × 9/8 × 9 = 108/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
50/9 = 50 × 8/9 × 8 = 400/72 - Subtract the two like fractions:
108/72 - 400/72 = 108 - 400/72 = -292/72 - After reducing the fraction, the answer is -73/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/8-50/9 12/16-50/9 12/8-50/18 36/8-50/9 12/24-50/9 12/8-50/27 60/8-50/9 12/40-50/9 12/8-50/45 84/8-50/9 12/56-50/9 12/8-50/63