Add 30/7 and 2/10
1st number: 4 2/7, 2nd number: 2/10
30/7 + 2/10 is 157/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
30/7 = 30 × 10/7 × 10 = 300/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
2/10 = 2 × 7/10 × 7 = 14/70 - Add the two like fractions:
300/70 + 14/70 = 300 + 14/70 = 314/70 - 314/70 simplified gives 157/35
- So, 30/7 + 2/10 = 157/35
In mixed form: 417/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/7+2/10 30/7+4/10 30/14+2/10 30/7+2/20 90/7+2/10 30/7+6/10 30/21+2/10 30/7+2/30 30/35+2/10 30/7+2/50 30/7+14/10 30/49+2/10 30/7+2/70