Add 20/54 and 30/3
1st number: 20/54, 2nd number: 10 0/3
20/54 + 30/3 is 280/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 3 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
20/54 = 20 × 1/54 × 1 = 20/54 - Likewise, for the 2nd fraction, since 3 × 18 = 54,
30/3 = 30 × 18/3 × 18 = 540/54 - Add the two like fractions:
20/54 + 540/54 = 20 + 540/54 = 560/54 - 560/54 simplified gives 280/27
- So, 20/54 + 30/3 = 280/27
In mixed form: 1010/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/54+30/3 20/54+60/3 20/54+30/6 60/54+30/3 20/54+90/3 20/54+30/9 20/54+30/15 20/54+30/21