Answers

Add 14/63 and 84/40

1^st number: 14/63, 2^nd number: 2 4/40

14/63 + 84/40 is 209/90.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 40 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 63 × 40 = 2520,
   14/63 = 14 × 40/63 × 40 = 560/2520
3. Likewise, for the 2nd fraction, since 40 × 63 = 2520,
   84/40 = 84 × 63/40 × 63 = 5292/2520
4. Add the two like fractions:
   560/2520 + 5292/2520 = 560 + 5292/2520 = 5852/2520
5. 5852/2520 simplified gives 209/90
6. So, 14/63 + 84/40 = 209/90
   In mixed form: 229/90

MathStep (Works offline)

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

Related: ²⁸/₆₃+⁸⁴/₄₀ ¹⁴/₆₃+⁸⁴/₈₀ ⁴²/₆₃+⁸⁴/₄₀ ⁷⁰/₆₃+⁸⁴/₄₀ ⁹⁸/₆₃+⁸⁴/₄₀

Add Fractions Calculator