Add 27/90 and 36/15
1st number: 27/90, 2nd number: 2 6/15
27/90 + 36/15 is 27/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 15 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
27/90 = 27 × 1/90 × 1 = 27/90 - Likewise, for the 2nd fraction, since 15 × 6 = 90,
36/15 = 36 × 6/15 × 6 = 216/90 - Add the two like fractions:
27/90 + 216/90 = 27 + 216/90 = 243/90 - 243/90 simplified gives 27/10
- So, 27/90 + 36/15 = 27/10
In mixed form: 27/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/90+36/15 27/90+72/15 27/90+36/30 81/90+36/15 27/90+36/45 27/90+36/75