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Add 25/16 and 4/9

1st number: 1 9/16, 2nd number: 4/9

25/16 + 4/9 is 289/144.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 9 is 144

    Next, find the equivalent fraction of both fractional numbers with denominator 144
  2. For the 1st fraction, since 16 × 9 = 144,
    25/16 = 25 × 9/16 × 9 = 225/144
  3. Likewise, for the 2nd fraction, since 9 × 16 = 144,
    4/9 = 4 × 16/9 × 16 = 64/144
  4. Add the two like fractions:
    225/144 + 64/144 = 225 + 64/144 = 289/144
  5. So, 25/16 + 4/9 = 289/144
    In mixed form: 21/144

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