Add 36/90 and 27/30
36/90 + 27/30 is 13/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
36/90 = 36 × 1/90 × 1 = 36/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
27/30 = 27 × 3/30 × 3 = 81/90 - Add the two like fractions:
36/90 + 81/90 = 36 + 81/90 = 117/90 - 117/90 simplified gives 13/10
- So, 36/90 + 27/30 = 13/10
In mixed form: 13/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/90+27/30 36/90+54/30 36/90+27/60 36/90+81/30 36/90+27/90