Add 70/18 and 8/54
1st number: 3 16/18, 2nd number: 8/54
70/18 + 8/54 is 109/27.
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,
70/18 = 70 × 3/18 × 3 = 210/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
8/54 = 8 × 1/54 × 1 = 8/54 - Add the two like fractions:
210/54 + 8/54 = 210 + 8/54 = 218/54 - 218/54 simplified gives 109/27
- So, 70/18 + 8/54 = 109/27
In mixed form: 41/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/18+16/54 70/36+8/54 70/18+24/54 70/54+8/54 70/18+40/54 70/90+8/54 70/18+56/54