Add 2/4 and 28/72
2/4 + 28/72 is 8/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 4 × 18 = 72,
2/4 = 2 × 18/4 × 18 = 36/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
28/72 = 28 × 1/72 × 1 = 28/72 - Add the two like fractions:
36/72 + 28/72 = 36 + 28/72 = 64/72 - 64/72 simplified gives 8/9
- So, 2/4 + 28/72 = 8/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/4+56/72 2/8+28/72 6/4+28/72 2/4+84/72 2/12+28/72 10/4+28/72 2/20+28/72 14/4+28/72 2/28+28/72