Add 42/28 and 4/9
1st number: 1 14/28, 2nd number: 4/9
42/28 + 4/9 is 35/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 9 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
42/28 = 42 × 9/28 × 9 = 378/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
4/9 = 4 × 28/9 × 28 = 112/252 - Add the two like fractions:
378/252 + 112/252 = 378 + 112/252 = 490/252 - 490/252 simplified gives 35/18
- So, 42/28 + 4/9 = 35/18
In mixed form: 117/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/28+4/9 42/28+8/9 42/56+4/9 42/28+4/18 42/28+12/9 42/84+4/9 42/28+4/27 42/28+20/9 42/28+4/45 42/28+28/9 42/28+4/63