Add 50/72 and 30/8
1st number: 50/72, 2nd number: 3 6/8
50/72 + 30/8 is 40/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 8 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 8 × 9 = 72,
30/8 = 30 × 9/8 × 9 = 270/72 - Add the two like fractions:
50/72 + 270/72 = 50 + 270/72 = 320/72 - 320/72 simplified gives 40/9
- So, 50/72 + 30/8 = 40/9
In mixed form: 44/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/72+60/8 50/72+30/16 50/72+90/8 50/72+30/24 50/72+30/40 50/72+30/56