Add 42/7 and 49/30
1st number: 6 0/7, 2nd number: 1 19/30
42/7 + 49/30 is 229/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 7 × 30 = 210,
42/7 = 42 × 30/7 × 30 = 1260/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
49/30 = 49 × 7/30 × 7 = 343/210 - Add the two like fractions:
1260/210 + 343/210 = 1260 + 343/210 = 1603/210 - 1603/210 simplified gives 229/30
- So, 42/7 + 49/30 = 229/30
In mixed form: 719/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/7+49/30 42/7+98/30 42/14+49/30 42/7+49/60 42/21+49/30 42/7+49/90 42/35+49/30 42/49+49/30