Add 49/54 and 42/30
1st number: 49/54, 2nd number: 1 12/30
49/54 + 42/30 is 623/270.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 30 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
49/54 = 49 × 5/54 × 5 = 245/270 - Likewise, for the 2nd fraction, since 30 × 9 = 270,
42/30 = 42 × 9/30 × 9 = 378/270 - Add the two like fractions:
245/270 + 378/270 = 245 + 378/270 = 623/270 - So, 49/54 + 42/30 = 623/270
In mixed form: 283/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/54+42/30 49/54+84/30 49/54+42/60 49/54+42/90