Add 8/10 and 12/18
8/10 + 12/18 is 22/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
8/10 = 8 × 9/10 × 9 = 72/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
12/18 = 12 × 5/18 × 5 = 60/90 - Add the two like fractions:
72/90 + 60/90 = 72 + 60/90 = 132/90 - 132/90 simplified gives 22/15
- So, 8/10 + 12/18 = 22/15
In mixed form: 17/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/10+12/18 8/10+24/18 8/20+12/18 8/10+12/36 24/10+12/18 8/10+36/18 8/30+12/18 8/10+12/54 40/10+12/18 8/10+60/18 8/50+12/18 8/10+12/90 56/10+12/18 8/10+84/18 8/70+12/18