Answers

Add 21/50 and 75/30

1^st number: 21/50, 2^nd number: 2 15/30

21/50 + 75/30 is 73/25.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 30 is 150
   
   Next, find the equivalent fraction of both fractional numbers with denominator 150
2. For the 1st fraction, since 50 × 3 = 150,
   21/50 = 21 × 3/50 × 3 = 63/150
3. Likewise, for the 2nd fraction, since 30 × 5 = 150,
   75/30 = 75 × 5/30 × 5 = 375/150
4. Add the two like fractions:
   63/150 + 375/150 = 63 + 375/150 = 438/150
5. 438/150 simplified gives 73/25
6. So, 21/50 + 75/30 = 73/25
   In mixed form: 223/25

MathStep (Works offline)

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

Related: ⁴²/₅₀+⁷⁵/₃₀ ²¹/₅₀+⁷⁵/₆₀ ⁶³/₅₀+⁷⁵/₃₀ ²¹/₅₀+⁷⁵/₉₀

Add Fractions Calculator