Add 30/4 and 12/27
1st number: 7 2/4, 2nd number: 12/27
30/4 + 12/27 is 143/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 27 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 4 × 27 = 108,
30/4 = 30 × 27/4 × 27 = 810/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
12/27 = 12 × 4/27 × 4 = 48/108 - Add the two like fractions:
810/108 + 48/108 = 810 + 48/108 = 858/108 - 858/108 simplified gives 143/18
- So, 30/4 + 12/27 = 143/18
In mixed form: 717/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/4+12/27 30/4+24/27 30/8+12/27 30/4+12/54 90/4+12/27 30/4+36/27 30/12+12/27 30/4+12/81 30/4+60/27 30/20+12/27 30/4+84/27 30/28+12/27