Add 50/72 and 8/9
50/72 + 8/9 is 19/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
50/72 = 50 × 1/72 × 1 = 50/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
8/9 = 8 × 8/9 × 8 = 64/72 - Add the two like fractions:
50/72 + 64/72 = 50 + 64/72 = 114/72 - 114/72 simplified gives 19/12
- So, 50/72 + 8/9 = 19/12
In mixed form: 17/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/72+16/9 50/72+8/18 50/72+24/9 50/72+8/27 50/72+40/9 50/72+8/45 50/72+56/9 50/72+8/63