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Add 40/63 and 3/12

40/63 + 3/12 is 223/252.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 12 is 252
  2. For the 1st fraction, since 63 × 4 = 252,
    40/63 = 40 × 4/63 × 4 = 160/252
  3. Likewise, for the 2nd fraction, since 12 × 21 = 252,
    3/12 = 3 × 21/12 × 21 = 63/252
  4. Add the two fractions:
    160/252 + 63/252 = 160 + 63/252 = 223/252

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