Add 18/27 and 9/70
18/27 + 9/70 is 167/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 27 × 70 = 1890,
18/27 = 18 × 70/27 × 70 = 1260/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
9/70 = 9 × 27/70 × 27 = 243/1890 - Add the two like fractions:
1260/1890 + 243/1890 = 1260 + 243/1890 = 1503/1890 - 1503/1890 simplified gives 167/210
- So, 18/27 + 9/70 = 167/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/27+9/70 18/27+18/70 18/54+9/70 54/27+9/70 18/27+27/70 18/81+9/70 90/27+9/70 18/27+45/70 18/27+63/70