Add 72/9 and 8/5
1st number: 8 0/9, 2nd number: 1 3/5
72/9 + 8/5 is 48/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 5 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
72/9 = 72 × 5/9 × 5 = 360/45 - Likewise, for the 2nd fraction, since 5 × 9 = 45,
8/5 = 8 × 9/5 × 9 = 72/45 - Add the two like fractions:
360/45 + 72/45 = 360 + 72/45 = 432/45 - 432/45 simplified gives 48/5
- So, 72/9 + 8/5 = 48/5
In mixed form: 93/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/9+16/5 72/18+8/5 72/9+8/10 72/9+24/5 72/27+8/5 72/9+8/15 72/9+40/5 72/45+8/5 72/9+8/25 72/9+56/5 72/63+8/5 72/9+8/35