Answers

Add 42/54 and 63/4

1^st number: 42/54, 2^nd number: 15 3/4

42/54 + 63/4 is 595/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 4 is 108
   
   Next, find the equivalent fraction of both fractional numbers with denominator 108
2. For the 1st fraction, since 54 × 2 = 108,
   42/54 = 42 × 2/54 × 2 = 84/108
3. Likewise, for the 2nd fraction, since 4 × 27 = 108,
   63/4 = 63 × 27/4 × 27 = 1701/108
4. Add the two like fractions:
   84/108 + 1701/108 = 84 + 1701/108 = 1785/108
5. 1785/108 simplified gives 595/36
6. So, 42/54 + 63/4 = 595/36
   In mixed form: 1619/36

MathStep (Works offline)

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

Related: ⁸⁴/₅₄+⁶³/₄ ⁴²/₅₄+⁶³/₈ ⁴²/₅₄+⁶³/₁₂ ⁴²/₅₄+⁶³/₂₀ ⁴²/₅₄+⁶³/₂₈

Add Fractions Calculator