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Add 12/5 and 42/64

1st number: 2 2/5, 2nd number: 42/64

12/5 + 42/64 is 489/160.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 64 is 320

    Next, find the equivalent fraction of both fractional numbers with denominator 320
  2. For the 1st fraction, since 5 × 64 = 320,
    12/5 = 12 × 64/5 × 64 = 768/320
  3. Likewise, for the 2nd fraction, since 64 × 5 = 320,
    42/64 = 42 × 5/64 × 5 = 210/320
  4. Add the two like fractions:
    768/320 + 210/320 = 768 + 210/320 = 978/320
  5. 978/320 simplified gives 489/160
  6. So, 12/5 + 42/64 = 489/160
    In mixed form: 39/160

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