Add 70/30 and 63/20
1st number: 2 10/30, 2nd number: 3 3/20
70/30 + 63/20 is 329/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
70/30 = 70 × 2/30 × 2 = 140/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
63/20 = 63 × 3/20 × 3 = 189/60 - Add the two like fractions:
140/60 + 189/60 = 140 + 189/60 = 329/60 - So, 70/30 + 63/20 = 329/60
In mixed form: 529/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/60+63/20 70/30+63/40 70/90+63/20 70/30+63/60