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Add 2/21 and 9/24

2/21 + 9/24 is 79/168.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 24 is 168
  2. For the 1st fraction, since 21 × 8 = 168,
    2/21 = 2 × 8/21 × 8 = 16/168
  3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
    9/24 = 9 × 7/24 × 7 = 63/168
  4. Add the two fractions:
    16/168 + 63/168 = 16 + 63/168 = 79/168
  5. So, 2/21 + 9/24 = 79/168

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