Answers

Add 72/63 and 9/8

1^st number: 1 9/63, 2^nd number: 1 1/8

72/63 + 9/8 is 127/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 8 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 63 × 8 = 504,
   72/63 = 72 × 8/63 × 8 = 576/504
3. Likewise, for the 2nd fraction, since 8 × 63 = 504,
   9/8 = 9 × 63/8 × 63 = 567/504
4. Add the two like fractions:
   576/504 + 567/504 = 576 + 567/504 = 1143/504
5. 1143/504 simplified gives 127/56
6. So, 72/63 + 9/8 = 127/56
   In mixed form: 215/56

MathStep (Works offline)

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

Related: ⁷²/₆₃+¹⁸/₈ ⁷²/₆₃+⁹/₁₆ ⁷²/₆₃+²⁷/₈ ⁷²/₆₃+⁹/₂₄ ⁷²/₆₃+⁴⁵/₈ ⁷²/₆₃+⁹/₄₀ ⁷²/₆₃+⁶³/₈ ⁷²/₆₃+⁹/₅₆

Add Fractions Calculator