Add 18/81 and 98/35
1st number: 18/81, 2nd number: 2 28/35
18/81 + 98/35 is 136/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 35 is 2835
Next, find the equivalent fraction of both fractional numbers with denominator 2835 - For the 1st fraction, since 81 × 35 = 2835,
18/81 = 18 × 35/81 × 35 = 630/2835 - Likewise, for the 2nd fraction, since 35 × 81 = 2835,
98/35 = 98 × 81/35 × 81 = 7938/2835 - Add the two like fractions:
630/2835 + 7938/2835 = 630 + 7938/2835 = 8568/2835 - 8568/2835 simplified gives 136/45
- So, 18/81 + 98/35 = 136/45
In mixed form: 31/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/81+98/35 18/81+98/70 54/81+98/35 90/81+98/35