Add 12/2 and 84/10
1st number: 6 0/2, 2nd number: 8 4/10
12/2 + 84/10 is 72/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 10 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
12/2 = 12 × 5/2 × 5 = 60/10 - Likewise, for the 2nd fraction, since 10 × 1 = 10,
84/10 = 84 × 1/10 × 1 = 84/10 - Add the two like fractions:
60/10 + 84/10 = 60 + 84/10 = 144/10 - 144/10 simplified gives 72/5
- So, 12/2 + 84/10 = 72/5
In mixed form: 142/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/2+84/10 12/4+84/10 12/2+84/20 36/2+84/10 12/6+84/10 12/2+84/30 60/2+84/10 12/10+84/10 12/2+84/50 84/2+84/10 12/14+84/10 12/2+84/70