Add 35/9 and 90/15
1st number: 3 8/9, 2nd number: 6 0/15
35/9 + 90/15 is 89/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
35/9 = 35 × 5/9 × 5 = 175/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
90/15 = 90 × 3/15 × 3 = 270/45 - Add the two like fractions:
175/45 + 270/45 = 175 + 270/45 = 445/45 - 445/45 simplified gives 89/9
- So, 35/9 + 90/15 = 89/9
In mixed form: 98/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/9+90/15 35/18+90/15 35/9+90/30 35/27+90/15 35/9+90/45 35/45+90/15 35/9+90/75 35/63+90/15