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Add 18/28 and 42/64

18/28 + 42/64 is 291/224.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 64 is 448

    Next, find the equivalent fraction of both fractional numbers with denominator 448
  2. For the 1st fraction, since 28 × 16 = 448,
    18/28 = 18 × 16/28 × 16 = 288/448
  3. Likewise, for the 2nd fraction, since 64 × 7 = 448,
    42/64 = 42 × 7/64 × 7 = 294/448
  4. Add the two like fractions:
    288/448 + 294/448 = 288 + 294/448 = 582/448
  5. 582/448 simplified gives 291/224
  6. So, 18/28 + 42/64 = 291/224
    In mixed form: 167/224

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