Add 20/7 and 5/54
1st number: 2 6/7, 2nd number: 5/54
20/7 + 5/54 is 1115/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 7 × 54 = 378,
20/7 = 20 × 54/7 × 54 = 1080/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
5/54 = 5 × 7/54 × 7 = 35/378 - Add the two like fractions:
1080/378 + 35/378 = 1080 + 35/378 = 1115/378 - So, 20/7 + 5/54 = 1115/378
In mixed form: 2359/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/7+5/54 20/7+10/54 20/14+5/54 60/7+5/54 20/7+15/54 20/21+5/54 20/7+25/54 20/35+5/54 20/7+35/54 20/49+5/54