Add 36/27 and 84/90
1st number: 1 9/27, 2nd number: 84/90
36/27 + 84/90 is 34/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 90 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
36/27 = 36 × 10/27 × 10 = 360/270 - Likewise, for the 2nd fraction, since 90 × 3 = 270,
84/90 = 84 × 3/90 × 3 = 252/270 - Add the two like fractions:
360/270 + 252/270 = 360 + 252/270 = 612/270 - 612/270 simplified gives 34/15
- So, 36/27 + 84/90 = 34/15
In mixed form: 24/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/27+84/90 36/54+84/90 36/81+84/90