Answers

Add 12/50 and 90/30

1^st number: 12/50, 2^nd number: 3 0/30

12/50 + 90/30 is 81/25.

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,
   12/50 = 12 × 3/50 × 3 = 36/150
3. Likewise, for the 2nd fraction, since 30 × 5 = 150,
   90/30 = 90 × 5/30 × 5 = 450/150
4. Add the two like fractions:
   36/150 + 450/150 = 36 + 450/150 = 486/150
5. 486/150 simplified gives 81/25
6. So, 12/50 + 90/30 = 81/25
   In mixed form: 36/25

MathStep (Works offline)

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

Related: ²⁴/₅₀+⁹⁰/₃₀ ¹²/₅₀+⁹⁰/₆₀ ³⁶/₅₀+⁹⁰/₃₀ ⁶⁰/₅₀+⁹⁰/₃₀ ⁸⁴/₅₀+⁹⁰/₃₀

Add Fractions Calculator