Add 2/7 and 25/30
2/7 + 25/30 is 47/42.
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,
2/7 = 2 × 30/7 × 30 = 60/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
25/30 = 25 × 7/30 × 7 = 175/210 - Add the two like fractions:
60/210 + 175/210 = 60 + 175/210 = 235/210 - 235/210 simplified gives 47/42
- So, 2/7 + 25/30 = 47/42
In mixed form: 15/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/7+25/30 2/7+50/30 2/14+25/30 2/7+25/60 6/7+25/30 2/7+75/30 2/21+25/30 2/7+25/90 10/7+25/30 2/35+25/30 14/7+25/30 2/49+25/30