Add 16/15 and 8/18
1st number: 1 1/15, 2nd number: 8/18
16/15 + 8/18 is 68/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
16/15 = 16 × 6/15 × 6 = 96/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
8/18 = 8 × 5/18 × 5 = 40/90 - Add the two like fractions:
96/90 + 40/90 = 96 + 40/90 = 136/90 - 136/90 simplified gives 68/45
- So, 16/15 + 8/18 = 68/45
In mixed form: 123/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/15+8/18 16/15+16/18 16/30+8/18 16/15+8/36 48/15+8/18 16/15+24/18 16/45+8/18 16/15+8/54 80/15+8/18 16/15+40/18 16/75+8/18 16/15+8/90 16/15+56/18