Add 7/30 and 14/7
1st number: 7/30, 2nd number: 2 0/7
7/30 + 14/7 is 67/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 7 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
7/30 = 7 × 7/30 × 7 = 49/210 - Likewise, for the 2nd fraction, since 7 × 30 = 210,
14/7 = 14 × 30/7 × 30 = 420/210 - Add the two like fractions:
49/210 + 420/210 = 49 + 420/210 = 469/210 - 469/210 simplified gives 67/30
- So, 7/30 + 14/7 = 67/30
In mixed form: 27/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/30+14/7 7/30+28/7 7/60+14/7 21/30+14/7 7/30+42/7 7/90+14/7 7/30+14/21 35/30+14/7 7/30+70/7 7/30+14/35 49/30+14/7 7/30+98/7 7/30+14/49