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Add 40/63 and 20/54

40/63 + 20/54 is 190/189.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 54 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 63 × 6 = 378,
    40/63 = 40 × 6/63 × 6 = 240/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    20/54 = 20 × 7/54 × 7 = 140/378
  4. Add the two like fractions:
    240/378 + 140/378 = 240 + 140/378 = 380/378
  5. 380/378 simplified gives 190/189
  6. So, 40/63 + 20/54 = 190/189
    In mixed form: 11/189

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