Add 27/20 and 54/14
1st number: 1 7/20, 2nd number: 3 12/14
27/20 + 54/14 is 729/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 14 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
27/20 = 27 × 7/20 × 7 = 189/140 - Likewise, for the 2nd fraction, since 14 × 10 = 140,
54/14 = 54 × 10/14 × 10 = 540/140 - Add the two like fractions:
189/140 + 540/140 = 189 + 540/140 = 729/140 - So, 27/20 + 54/14 = 729/140
In mixed form: 529/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20+54/14 27/40+54/14 27/20+54/28 81/20+54/14 27/60+54/14 27/20+54/42 27/20+54/70 27/20+54/98