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Add 12/15 and 42/64

12/15 + 42/64 is 233/160.

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,
    12/15 = 12 × 64/15 × 64 = 768/960
  3. Likewise, for the 2nd fraction, since 64 × 15 = 960,
    42/64 = 42 × 15/64 × 15 = 630/960
  4. Add the two like fractions:
    768/960 + 630/960 = 768 + 630/960 = 1398/960
  5. 1398/960 simplified gives 233/160
  6. So, 12/15 + 42/64 = 233/160
    In mixed form: 173/160

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