Add 72/9 and 14/90
1st number: 8 0/9, 2nd number: 14/90
72/9 + 14/90 is 367/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
72/9 = 72 × 10/9 × 10 = 720/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
14/90 = 14 × 1/90 × 1 = 14/90 - Add the two like fractions:
720/90 + 14/90 = 720 + 14/90 = 734/90 - 734/90 simplified gives 367/45
- So, 72/9 + 14/90 = 367/45
In mixed form: 87/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/9+28/90 72/18+14/90 72/9+42/90 72/27+14/90 72/9+70/90 72/45+14/90 72/9+98/90 72/63+14/90