Answers

Add 20/14 and 45/84

1^st number: 1 6/14, 2^nd number: 45/84

20/14 + 45/84 is 55/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 84 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 14 × 6 = 84,
   20/14 = 20 × 6/14 × 6 = 120/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   45/84 = 45 × 1/84 × 1 = 45/84
4. Add the two like fractions:
   120/84 + 45/84 = 120 + 45/84 = 165/84
5. 165/84 simplified gives 55/28
6. So, 20/14 + 45/84 = 55/28
   In mixed form: 127/28

MathStep (Works offline)

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

Related: ⁴⁰/₁₄+⁴⁵/₈₄ ²⁰/₁₄+⁹⁰/₈₄ ²⁰/₂₈+⁴⁵/₈₄ ⁶⁰/₁₄+⁴⁵/₈₄ ²⁰/₄₂+⁴⁵/₈₄ ²⁰/₇₀+⁴⁵/₈₄ ²⁰/₉₈+⁴⁵/₈₄

Add Fractions Calculator