Add 30/15 and 35/54
1st number: 2 0/15, 2nd number: 35/54
30/15 + 35/54 is 143/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 15 × 18 = 270,
30/15 = 30 × 18/15 × 18 = 540/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
35/54 = 35 × 5/54 × 5 = 175/270 - Add the two like fractions:
540/270 + 175/270 = 540 + 175/270 = 715/270 - 715/270 simplified gives 143/54
- So, 30/15 + 35/54 = 143/54
In mixed form: 235/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/15+35/54 30/15+70/54 90/15+35/54 30/45+35/54 30/75+35/54