Add 54/18 and 70/3
1st number: 3 0/18, 2nd number: 23 1/3
54/18 + 70/3 is 79/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 3 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
54/18 = 54 × 1/18 × 1 = 54/18 - Likewise, for the 2nd fraction, since 3 × 6 = 18,
70/3 = 70 × 6/3 × 6 = 420/18 - Add the two like fractions:
54/18 + 420/18 = 54 + 420/18 = 474/18 - 474/18 simplified gives 79/3
- So, 54/18 + 70/3 = 79/3
In mixed form: 261/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/36+70/3 54/18+70/6 54/18+70/9 54/90+70/3 54/18+70/15 54/18+70/21