Add 4/15 and 8/54
4/15 + 8/54 is 56/135.
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,
4/15 = 4 × 18/15 × 18 = 72/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
8/54 = 8 × 5/54 × 5 = 40/270 - Add the two like fractions:
72/270 + 40/270 = 72 + 40/270 = 112/270 - 112/270 simplified gives 56/135
- So, 4/15 + 8/54 = 56/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/15+8/54 4/15+16/54 4/30+8/54 12/15+8/54 4/15+24/54 4/45+8/54 20/15+8/54 4/15+40/54 4/75+8/54 28/15+8/54 4/15+56/54