Answers

Add 12/25 and 90/60

1^st number: 12/25, 2^nd number: 1 30/60

12/25 + 90/60 is 99/50.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 60 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 25 × 12 = 300,
   12/25 = 12 × 12/25 × 12 = 144/300
3. Likewise, for the 2nd fraction, since 60 × 5 = 300,
   90/60 = 90 × 5/60 × 5 = 450/300
4. Add the two like fractions:
   144/300 + 450/300 = 144 + 450/300 = 594/300
5. 594/300 simplified gives 99/50
6. So, 12/25 + 90/60 = 99/50
   In mixed form: 149/50

MathStep (Works offline)

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

Related: ²⁴/₂₅+⁹⁰/₆₀ ¹²/₅₀+⁹⁰/₆₀ ³⁶/₂₅+⁹⁰/₆₀ ¹²/₇₅+⁹⁰/₆₀ ⁶⁰/₂₅+⁹⁰/₆₀ ⁸⁴/₂₅+⁹⁰/₆₀

Add Fractions Calculator