Add 14/27 and 45/70
14/27 + 45/70 is 439/378.
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,
14/27 = 14 × 70/27 × 70 = 980/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
45/70 = 45 × 27/70 × 27 = 1215/1890 - Add the two like fractions:
980/1890 + 1215/1890 = 980 + 1215/1890 = 2195/1890 - 2195/1890 simplified gives 439/378
- So, 14/27 + 45/70 = 439/378
In mixed form: 161/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/27+45/70 14/27+90/70 14/54+45/70 42/27+45/70 14/81+45/70 70/27+45/70 98/27+45/70