Add 28/27 and 84/30
1st number: 1 1/27, 2nd number: 2 24/30
28/27 + 84/30 is 518/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 30 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
28/27 = 28 × 10/27 × 10 = 280/270 - Likewise, for the 2nd fraction, since 30 × 9 = 270,
84/30 = 84 × 9/30 × 9 = 756/270 - Add the two like fractions:
280/270 + 756/270 = 280 + 756/270 = 1036/270 - 1036/270 simplified gives 518/135
- So, 28/27 + 84/30 = 518/135
In mixed form: 3113/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/27+84/30 28/54+84/30 28/27+84/60 84/27+84/30 28/81+84/30 28/27+84/90