Add 4/54 and 28/90
4/54 + 28/90 is 52/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 90 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
4/54 = 4 × 5/54 × 5 = 20/270 - Likewise, for the 2nd fraction, since 90 × 3 = 270,
28/90 = 28 × 3/90 × 3 = 84/270 - Add the two like fractions:
20/270 + 84/270 = 20 + 84/270 = 104/270 - 104/270 simplified gives 52/135
- So, 4/54 + 28/90 = 52/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/54+28/90 4/54+56/90 12/54+28/90 4/54+84/90 20/54+28/90 28/54+28/90