Answers

Add 18/81 and 84/35

1^st number: 18/81, 2^nd number: 2 14/35

18/81 + 84/35 is 118/45.

Steps for adding fractions

1. 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
2. For the 1st fraction, since 81 × 35 = 2835,
   18/81 = 18 × 35/81 × 35 = 630/2835
3. Likewise, for the 2nd fraction, since 35 × 81 = 2835,
   84/35 = 84 × 81/35 × 81 = 6804/2835
4. Add the two like fractions:
   630/2835 + 6804/2835 = 630 + 6804/2835 = 7434/2835
5. 7434/2835 simplified gives 118/45
6. So, 18/81 + 84/35 = 118/45
   In mixed form: 228/45

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ³⁶/₈₁+⁸⁴/₃₅ ¹⁸/₈₁+⁸⁴/₇₀ ⁵⁴/₈₁+⁸⁴/₃₅ ⁹⁰/₈₁+⁸⁴/₃₅

Add Fractions Calculator