Answers

Add 42/63 and 27/4

1^st number: 42/63, 2^nd number: 6 3/4

42/63 + 27/4 is 89/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 4 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 63 × 4 = 252,
   42/63 = 42 × 4/63 × 4 = 168/252
3. Likewise, for the 2nd fraction, since 4 × 63 = 252,
   27/4 = 27 × 63/4 × 63 = 1701/252
4. Add the two like fractions:
   168/252 + 1701/252 = 168 + 1701/252 = 1869/252
5. 1869/252 simplified gives 89/12
6. So, 42/63 + 27/4 = 89/12
   In mixed form: 75/12

MathStep (Works offline)

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

Related: ⁸⁴/₆₃+²⁷/₄ ⁴²/₆₃+⁵⁴/₄ ⁴²/₆₃+²⁷/₈ ⁴²/₆₃+⁸¹/₄ ⁴²/₆₃+²⁷/₁₂ ⁴²/₆₃+²⁷/₂₀ ⁴²/₆₃+²⁷/₂₈

Add Fractions Calculator