Add 84/3 and 12/70
1st number: 28 0/3, 2nd number: 12/70
84/3 + 12/70 is 986/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 3 × 70 = 210,
84/3 = 84 × 70/3 × 70 = 5880/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
12/70 = 12 × 3/70 × 3 = 36/210 - Add the two like fractions:
5880/210 + 36/210 = 5880 + 36/210 = 5916/210 - 5916/210 simplified gives 986/35
- So, 84/3 + 12/70 = 986/35
In mixed form: 286/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/3+24/70 84/6+12/70 84/3+36/70 84/9+12/70 84/3+60/70 84/15+12/70 84/3+84/70 84/21+12/70