Answers

Add 9/14 and 8/40

9/14 + 8/40 is 59/70.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 40 is 280
2. For the 1st fraction, since 14 × 20 = 280,
   9/14 = 9 × 20/14 × 20 = 180/280
3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
   8/40 = 8 × 7/40 × 7 = 56/280
4. Add the two fractions:
   180/280 + 56/280 = 180 + 56/280 = 236/280
5. After reducing the fraction, the answer is 59/70

MathStep (Works offline)

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

Related: ¹⁸/₁₄+⁸/₄₀ ⁹/₁₄+¹⁶/₄₀ ⁹/₂₈+⁸/₄₀ ⁹/₁₄+⁸/₈₀ ²⁷/₁₄+⁸/₄₀ ⁹/₁₄+²⁴/₄₀ ⁹/₄₂+⁸/₄₀ ⁴⁵/₁₄+⁸/₄₀ ⁹/₇₀+⁸/₄₀ ⁶³/₁₄+⁸/₄₀ ⁹/₁₄+⁵⁶/₄₀ ⁹/₉₈+⁸/₄₀

Add Fractions Calculator