Add 42/2 and 7/27
1st number: 21 0/2, 2nd number: 7/27
42/2 + 7/27 is 574/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 2 × 27 = 54,
42/2 = 42 × 27/2 × 27 = 1134/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
7/27 = 7 × 2/27 × 2 = 14/54 - Add the two like fractions:
1134/54 + 14/54 = 1134 + 14/54 = 1148/54 - 1148/54 simplified gives 574/27
- So, 42/2 + 7/27 = 574/27
In mixed form: 217/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2+7/27 42/2+14/27 42/4+7/27 42/2+7/54 42/2+21/27 42/6+7/27 42/2+7/81 42/2+35/27 42/10+7/27 42/2+49/27 42/14+7/27