Answers

Add 81/18 and 98/35

1^st number: 4 9/18, 2^nd number: 2 28/35

81/18 + 98/35 is 73/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 35 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 18 × 35 = 630,
   81/18 = 81 × 35/18 × 35 = 2835/630
3. Likewise, for the 2nd fraction, since 35 × 18 = 630,
   98/35 = 98 × 18/35 × 18 = 1764/630
4. Add the two like fractions:
   2835/630 + 1764/630 = 2835 + 1764/630 = 4599/630
5. 4599/630 simplified gives 73/10
6. So, 81/18 + 98/35 = 73/10
   In mixed form: 73/10

MathStep (Works offline)

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

Related: ⁸¹/₃₆+⁹⁸/₃₅ ⁸¹/₁₈+⁹⁸/₇₀ ⁸¹/₅₄+⁹⁸/₃₅ ⁸¹/₉₀+⁹⁸/₃₅

Add Fractions Calculator