Add 10/28 and 30/10
1st number: 10/28, 2nd number: 3 0/10
10/28 + 30/10 is 47/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 10 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
10/28 = 10 × 5/28 × 5 = 50/140 - Likewise, for the 2nd fraction, since 10 × 14 = 140,
30/10 = 30 × 14/10 × 14 = 420/140 - Add the two like fractions:
50/140 + 420/140 = 50 + 420/140 = 470/140 - 470/140 simplified gives 47/14
- So, 10/28 + 30/10 = 47/14
In mixed form: 35/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/28+30/10 10/28+60/10 10/56+30/10 10/28+30/20 30/28+30/10 10/28+90/10 10/84+30/10 50/28+30/10 10/28+30/50 70/28+30/10 10/28+30/70