Add 3/18 and 70/54
1st number: 3/18, 2nd number: 1 16/54
3/18 + 70/54 is 79/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
3/18 = 3 × 3/18 × 3 = 9/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
70/54 = 70 × 1/54 × 1 = 70/54 - Add the two like fractions:
9/54 + 70/54 = 9 + 70/54 = 79/54 - So, 3/18 + 70/54 = 79/54
In mixed form: 125/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/18+70/54 3/36+70/54 9/18+70/54 3/54+70/54 15/18+70/54 3/90+70/54 21/18+70/54