Add 28/70 and 9/27
28/70 + 9/27 is 11/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 27 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 70 × 27 = 1890,
28/70 = 28 × 27/70 × 27 = 756/1890 - Likewise, for the 2nd fraction, since 27 × 70 = 1890,
9/27 = 9 × 70/27 × 70 = 630/1890 - Add the two like fractions:
756/1890 + 630/1890 = 756 + 630/1890 = 1386/1890 - 1386/1890 simplified gives 11/15
- So, 28/70 + 9/27 = 11/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/70+9/27 28/70+18/27 28/70+9/54 84/70+9/27 28/70+9/81 28/70+45/27 28/70+63/27