Add 2/12 and 28/63
2/12 + 28/63 is 11/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 12 × 21 = 252,
2/12 = 2 × 21/12 × 21 = 42/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
28/63 = 28 × 4/63 × 4 = 112/252 - Add the two like fractions:
42/252 + 112/252 = 42 + 112/252 = 154/252 - 154/252 simplified gives 11/18
- So, 2/12 + 28/63 = 11/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/12+28/63 2/12+56/63 2/24+28/63 6/12+28/63 2/12+84/63 2/36+28/63 10/12+28/63 2/60+28/63 14/12+28/63 2/84+28/63