Answers

Add 24/18 and 45/70

1^st number: 1 6/18, 2^nd number: 45/70

24/18 + 45/70 is 83/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 18 × 35 = 630,
   24/18 = 24 × 35/18 × 35 = 840/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   45/70 = 45 × 9/70 × 9 = 405/630
4. Add the two like fractions:
   840/630 + 405/630 = 840 + 405/630 = 1245/630
5. 1245/630 simplified gives 83/42
6. So, 24/18 + 45/70 = 83/42
   In mixed form: 141/42

MathStep (Works offline)

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

Related: ⁴⁸/₁₈+⁴⁵/₇₀ ²⁴/₁₈+⁹⁰/₇₀ ²⁴/₃₆+⁴⁵/₇₀ ⁷²/₁₈+⁴⁵/₇₀ ²⁴/₅₄+⁴⁵/₇₀ ²⁴/₉₀+⁴⁵/₇₀

Add Fractions Calculator