Answers

Add 14/40 and 98/70

1^st number: 14/40, 2^nd number: 1 28/70

14/40 + 98/70 is 7/4.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 70 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 40 × 7 = 280,
   14/40 = 14 × 7/40 × 7 = 98/280
3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
   98/70 = 98 × 4/70 × 4 = 392/280
4. Add the two like fractions:
   98/280 + 392/280 = 98 + 392/280 = 490/280
5. 490/280 simplified gives 7/4
6. So, 14/40 + 98/70 = 7/4
   In mixed form: 13/4

MathStep (Works offline)

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

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

Add Fractions Calculator