Add 90/9 and 10/72
1st number: 10 0/9, 2nd number: 10/72
90/9 + 10/72 is 365/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
90/9 = 90 × 8/9 × 8 = 720/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
10/72 = 10 × 1/72 × 1 = 10/72 - Add the two like fractions:
720/72 + 10/72 = 720 + 10/72 = 730/72 - 730/72 simplified gives 365/36
- So, 90/9 + 10/72 = 365/36
In mixed form: 105/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/9+20/72 90/18+10/72 90/9+30/72 90/27+10/72 90/9+50/72 90/45+10/72 90/9+70/72 90/63+10/72