Add 14/35 and 28/81
14/35 + 28/81 is 302/405.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 81 is 2835
Next, find the equivalent fraction of both fractional numbers with denominator 2835 - For the 1st fraction, since 35 × 81 = 2835,
14/35 = 14 × 81/35 × 81 = 1134/2835 - Likewise, for the 2nd fraction, since 81 × 35 = 2835,
28/81 = 28 × 35/81 × 35 = 980/2835 - Add the two like fractions:
1134/2835 + 980/2835 = 1134 + 980/2835 = 2114/2835 - 2114/2835 simplified gives 302/405
- So, 14/35 + 28/81 = 302/405
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/35+28/81 14/35+56/81 14/70+28/81 42/35+28/81 14/35+84/81 70/35+28/81 98/35+28/81