Add 28/10 and 7/27
1st number: 2 8/10, 2nd number: 7/27
28/10 + 7/27 is 413/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 10 × 27 = 270,
28/10 = 28 × 27/10 × 27 = 756/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
7/27 = 7 × 10/27 × 10 = 70/270 - Add the two like fractions:
756/270 + 70/270 = 756 + 70/270 = 826/270 - 826/270 simplified gives 413/135
- So, 28/10 + 7/27 = 413/135
In mixed form: 38/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/10+7/27 28/10+14/27 28/20+7/27 28/10+7/54 84/10+7/27 28/10+21/27 28/30+7/27 28/10+7/81 28/10+35/27 28/50+7/27 28/10+49/27 28/70+7/27