Answers

Add 63/54 and 42/30

1^st number: 1 9/54, 2^nd number: 1 12/30

63/54 + 42/30 is 77/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 30 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 54 × 5 = 270,
   63/54 = 63 × 5/54 × 5 = 315/270
3. Likewise, for the 2nd fraction, since 30 × 9 = 270,
   42/30 = 42 × 9/30 × 9 = 378/270
4. Add the two like fractions:
   315/270 + 378/270 = 315 + 378/270 = 693/270
5. 693/270 simplified gives 77/30
6. So, 63/54 + 42/30 = 77/30
   In mixed form: 217/30

MathStep (Works offline)

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

Related: ⁶³/₅₄+⁸⁴/₃₀ ⁶³/₅₄+⁴²/₆₀ ⁶³/₅₄+⁴²/₉₀

Add Fractions Calculator