Add 30/4 and 50/7
1st number: 7 2/4, 2nd number: 7 1/7
30/4 + 50/7 is 205/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
30/4 = 30 × 7/4 × 7 = 210/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
50/7 = 50 × 4/7 × 4 = 200/28 - Add the two like fractions:
210/28 + 200/28 = 210 + 200/28 = 410/28 - 410/28 simplified gives 205/14
- So, 30/4 + 50/7 = 205/14
In mixed form: 149/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/4+50/7 30/8+50/7 30/4+50/14 90/4+50/7 30/12+50/7 30/4+50/21 30/20+50/7 30/4+50/35 30/28+50/7 30/4+50/49