Add 42/2 and 4/18
1st number: 21 0/2, 2nd number: 4/18
42/2 + 4/18 is 191/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 2 × 9 = 18,
42/2 = 42 × 9/2 × 9 = 378/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
4/18 = 4 × 1/18 × 1 = 4/18 - Add the two like fractions:
378/18 + 4/18 = 378 + 4/18 = 382/18 - 382/18 simplified gives 191/9
- So, 42/2 + 4/18 = 191/9
In mixed form: 212/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2+4/18 42/2+8/18 42/4+4/18 42/2+4/36 42/2+12/18 42/6+4/18 42/2+4/54 42/2+20/18 42/10+4/18 42/2+4/90 42/2+28/18 42/14+4/18