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Add 18/15 and 40/64

1st number: 1 3/15, 2nd number: 40/64

18/15 + 40/64 is 73/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 64 is 960

    Next, find the equivalent fraction of both fractional numbers with denominator 960
  2. For the 1st fraction, since 15 × 64 = 960,
    18/15 = 18 × 64/15 × 64 = 1152/960
  3. Likewise, for the 2nd fraction, since 64 × 15 = 960,
    40/64 = 40 × 15/64 × 15 = 600/960
  4. Add the two like fractions:
    1152/960 + 600/960 = 1152 + 600/960 = 1752/960
  5. 1752/960 simplified gives 73/40
  6. So, 18/15 + 40/64 = 73/40
    In mixed form: 133/40

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