Answers

Add 63/21 and 25/50

1^st number: 3 0/21, 2^nd number: 25/50

63/21 + 25/50 is 7/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 50 is 1050
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1050
2. For the 1st fraction, since 21 × 50 = 1050,
   63/21 = 63 × 50/21 × 50 = 3150/1050
3. Likewise, for the 2nd fraction, since 50 × 21 = 1050,
   25/50 = 25 × 21/50 × 21 = 525/1050
4. Add the two like fractions:
   3150/1050 + 525/1050 = 3150 + 525/1050 = 3675/1050
5. 3675/1050 simplified gives 7/2
6. So, 63/21 + 25/50 = 7/2
   In mixed form: 31/2

MathStep (Works offline)

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

Related: ⁶³/₄₂+²⁵/₅₀ ⁶³/₂₁+⁷⁵/₅₀

Add Fractions Calculator