Add 18/35 and 8/12
18/35 + 8/12 is 124/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 12 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 35 × 12 = 420,
18/35 = 18 × 12/35 × 12 = 216/420 - Likewise, for the 2nd fraction, since 12 × 35 = 420,
8/12 = 8 × 35/12 × 35 = 280/420 - Add the two like fractions:
216/420 + 280/420 = 216 + 280/420 = 496/420 - 496/420 simplified gives 124/105
- So, 18/35 + 8/12 = 124/105
In mixed form: 119/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/35+8/12 18/35+16/12 18/70+8/12 18/35+8/24 54/35+8/12 18/35+24/12 18/35+8/36 90/35+8/12 18/35+40/12 18/35+8/60 18/35+56/12 18/35+8/84