Add 10/15 and 7/54
10/15 + 7/54 is 43/54.
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,
10/15 = 10 × 18/15 × 18 = 180/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
7/54 = 7 × 5/54 × 5 = 35/270 - Add the two like fractions:
180/270 + 35/270 = 180 + 35/270 = 215/270 - 215/270 simplified gives 43/54
- So, 10/15 + 7/54 = 43/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/15+7/54 10/15+14/54 10/30+7/54 30/15+7/54 10/15+21/54 10/45+7/54 50/15+7/54 10/15+35/54 10/75+7/54 70/15+7/54 10/15+49/54