Add 20/54 and 9/14
20/54 + 9/14 is 383/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 14 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
20/54 = 20 × 7/54 × 7 = 140/378 - Likewise, for the 2nd fraction, since 14 × 27 = 378,
9/14 = 9 × 27/14 × 27 = 243/378 - Add the two like fractions:
140/378 + 243/378 = 140 + 243/378 = 383/378 - So, 20/54 + 9/14 = 383/378
In mixed form: 15/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/54+9/14 20/54+18/14 20/54+9/28 60/54+9/14 20/54+27/14 20/54+9/42 20/54+45/14 20/54+9/70 20/54+63/14 20/54+9/98