Add 80/2 and 12/30
1st number: 40 0/2, 2nd number: 12/30
80/2 + 12/30 is 202/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
80/2 = 80 × 15/2 × 15 = 1200/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
12/30 = 12 × 1/30 × 1 = 12/30 - Add the two like fractions:
1200/30 + 12/30 = 1200 + 12/30 = 1212/30 - 1212/30 simplified gives 202/5
- So, 80/2 + 12/30 = 202/5
In mixed form: 402/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/2+24/30 80/4+12/30 80/2+12/60 80/2+36/30 80/6+12/30 80/2+12/90 80/2+60/30 80/10+12/30 80/2+84/30 80/14+12/30