Add 80/4 and 8/30
1st number: 20 0/4, 2nd number: 8/30
80/4 + 8/30 is 304/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
80/4 = 80 × 15/4 × 15 = 1200/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
8/30 = 8 × 2/30 × 2 = 16/60 - Add the two like fractions:
1200/60 + 16/60 = 1200 + 16/60 = 1216/60 - 1216/60 simplified gives 304/15
- So, 80/4 + 8/30 = 304/15
In mixed form: 204/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/4+16/30 80/8+8/30 80/4+8/60 80/4+24/30 80/12+8/30 80/4+8/90 80/4+40/30 80/20+8/30 80/4+56/30 80/28+8/30