Add 42/2 and 15/27
1st number: 21 0/2, 2nd number: 15/27
42/2 + 15/27 is 194/9.
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,
15/27 = 15 × 2/27 × 2 = 30/54 - Add the two like fractions:
1134/54 + 30/54 = 1134 + 30/54 = 1164/54 - 1164/54 simplified gives 194/9
- So, 42/2 + 15/27 = 194/9
In mixed form: 215/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2+15/27 42/2+30/27 42/4+15/27 42/2+15/54 42/2+45/27 42/6+15/27 42/2+15/81 42/2+75/27 42/10+15/27 42/14+15/27