Add 70/3 and 84/90
1st number: 23 1/3, 2nd number: 84/90
70/3 + 84/90 is 364/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 3 × 30 = 90,
70/3 = 70 × 30/3 × 30 = 2100/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
84/90 = 84 × 1/90 × 1 = 84/90 - Add the two like fractions:
2100/90 + 84/90 = 2100 + 84/90 = 2184/90 - 2184/90 simplified gives 364/15
- So, 70/3 + 84/90 = 364/15
In mixed form: 244/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/6+84/90 70/9+84/90 70/15+84/90 70/21+84/90