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Add 4/15 and 21/8

1st number: 4/15, 2nd number: 2 5/8

4/15 + 21/8 is 347/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 8 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 15 × 8 = 120,
    4/15 = 4 × 8/15 × 8 = 32/120
  3. Likewise, for the 2nd fraction, since 8 × 15 = 120,
    21/8 = 21 × 15/8 × 15 = 315/120
  4. Add the two like fractions:
    32/120 + 315/120 = 32 + 315/120 = 347/120
  5. So, 4/15 + 21/8 = 347/120
    In mixed form: 2107/120

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