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Add 21/56 and 15/9

1st number: 21/56, 2nd number: 1 6/9

21/56 + 15/9 is 49/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 9 is 504
  2. For the 1st fraction, since 56 × 9 = 504,
    21/56 = 21 × 9/56 × 9 = 189/504
  3. Likewise, for the 2nd fraction, since 9 × 56 = 504,
    15/9 = 15 × 56/9 × 56 = 840/504
  4. Add the two fractions:
    189/504 + 840/504 = 189 + 840/504 = 1029/504
  5. After reducing the fraction, the answer is 49/24
  6. In mixed form: 21/24

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