Add 2/15 and 90/12
1st number: 2/15, 2nd number: 7 6/12
2/15 + 90/12 is 229/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
2/15 = 2 × 4/15 × 4 = 8/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
90/12 = 90 × 5/12 × 5 = 450/60 - Add the two like fractions:
8/60 + 450/60 = 8 + 450/60 = 458/60 - 458/60 simplified gives 229/30
- So, 2/15 + 90/12 = 229/30
In mixed form: 719/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/15+90/12 2/30+90/12 2/15+90/24 6/15+90/12 2/45+90/12 2/15+90/36 10/15+90/12 2/75+90/12 2/15+90/60 14/15+90/12 2/15+90/84