Add 30/5 and 9/70
1st number: 6 0/5, 2nd number: 9/70
30/5 + 9/70 is 429/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
30/5 = 30 × 14/5 × 14 = 420/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
9/70 = 9 × 1/70 × 1 = 9/70 - Add the two like fractions:
420/70 + 9/70 = 420 + 9/70 = 429/70 - So, 30/5 + 9/70 = 429/70
In mixed form: 69/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/5+9/70 30/5+18/70 30/10+9/70 90/5+9/70 30/5+27/70 30/15+9/70 30/5+45/70 30/25+9/70 30/5+63/70 30/35+9/70