Answers

Add 84/24 and 63/20

1^st number: 3 12/24, 2^nd number: 3 3/20

84/24 + 63/20 is 133/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 20 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 24 × 5 = 120,
   84/24 = 84 × 5/24 × 5 = 420/120
3. Likewise, for the 2nd fraction, since 20 × 6 = 120,
   63/20 = 63 × 6/20 × 6 = 378/120
4. Add the two like fractions:
   420/120 + 378/120 = 420 + 378/120 = 798/120
5. 798/120 simplified gives 133/20
6. So, 84/24 + 63/20 = 133/20
   In mixed form: 613/20

MathStep (Works offline)

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

Related: ⁸⁴/₄₈+⁶³/₂₀ ⁸⁴/₂₄+⁶³/₄₀ ⁸⁴/₇₂+⁶³/₂₀ ⁸⁴/₂₄+⁶³/₆₀

Add Fractions Calculator