Add 70/3 and 20/45
1st number: 23 1/3, 2nd number: 20/45
70/3 + 20/45 is 214/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 3 × 15 = 45,
70/3 = 70 × 15/3 × 15 = 1050/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
20/45 = 20 × 1/45 × 1 = 20/45 - Add the two like fractions:
1050/45 + 20/45 = 1050 + 20/45 = 1070/45 - 1070/45 simplified gives 214/9
- So, 70/3 + 20/45 = 214/9
In mixed form: 237/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/3+40/45 70/6+20/45 70/3+20/90 70/3+60/45 70/9+20/45 70/15+20/45 70/21+20/45