Add 25/30 and 28/14
1st number: 25/30, 2nd number: 2 0/14
25/30 + 28/14 is 17/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
25/30 = 25 × 7/30 × 7 = 175/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
28/14 = 28 × 15/14 × 15 = 420/210 - Add the two like fractions:
175/210 + 420/210 = 175 + 420/210 = 595/210 - 595/210 simplified gives 17/6
- So, 25/30 + 28/14 = 17/6
In mixed form: 25/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/30+28/14 25/30+56/14 25/60+28/14 75/30+28/14 25/30+84/14 25/90+28/14 25/30+28/42 25/30+28/70 25/30+28/98