Add 25/7 and 28/30
1st number: 3 4/7, 2nd number: 28/30
25/7 + 28/30 is 473/105.
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,
25/7 = 25 × 30/7 × 30 = 750/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
28/30 = 28 × 7/30 × 7 = 196/210 - Add the two like fractions:
750/210 + 196/210 = 750 + 196/210 = 946/210 - 946/210 simplified gives 473/105
- So, 25/7 + 28/30 = 473/105
In mixed form: 453/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/7+28/30 25/7+56/30 25/14+28/30 25/7+28/60 75/7+28/30 25/7+84/30 25/21+28/30 25/7+28/90 25/35+28/30 25/49+28/30