Add 70/20 and 6/30
1st number: 3 10/20, 2nd number: 6/30
70/20 + 6/30 is 37/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
70/20 = 70 × 3/20 × 3 = 210/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
6/30 = 6 × 2/30 × 2 = 12/60 - Add the two like fractions:
210/60 + 12/60 = 210 + 12/60 = 222/60 - 222/60 simplified gives 37/10
- So, 70/20 + 6/30 = 37/10
In mixed form: 37/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/20+12/30 70/40+6/30 70/20+6/60 70/20+18/30 70/60+6/30 70/20+6/90 70/20+42/30