Add 42/30 and 80/6
1st number: 1 12/30, 2nd number: 13 2/6
42/30 + 80/6 is 221/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 6 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
42/30 = 42 × 1/30 × 1 = 42/30 - Likewise, for the 2nd fraction, since 6 × 5 = 30,
80/6 = 80 × 5/6 × 5 = 400/30 - Add the two like fractions:
42/30 + 400/30 = 42 + 400/30 = 442/30 - 442/30 simplified gives 221/15
- So, 42/30 + 80/6 = 221/15
In mixed form: 1411/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/30+80/6 42/60+80/6 42/30+80/12 42/90+80/6 42/30+80/18 42/30+80/30 42/30+80/42