Answers

Add 15/45 and 60/54

1^st number: 15/45, 2^nd number: 1 6/54

15/45 + 60/54 is 13/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 54 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 45 × 6 = 270,
   15/45 = 15 × 6/45 × 6 = 90/270
3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
   60/54 = 60 × 5/54 × 5 = 300/270
4. Add the two like fractions:
   90/270 + 300/270 = 90 + 300/270 = 390/270
5. 390/270 simplified gives 13/9
6. So, 15/45 + 60/54 = 13/9
   In mixed form: 14/9

MathStep (Works offline)

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

Related: ³⁰/₄₅+⁶⁰/₅₄ ¹⁵/₉₀+⁶⁰/₅₄ ⁷⁵/₄₅+⁶⁰/₅₄

Add Fractions Calculator