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Add 56/63 and 21/36

56/63 + 21/36 is 53/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 36 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 63 × 4 = 252,
    56/63 = 56 × 4/63 × 4 = 224/252
  3. Likewise, for the 2nd fraction, since 36 × 7 = 252,
    21/36 = 21 × 7/36 × 7 = 147/252
  4. Add the two like fractions:
    224/252 + 147/252 = 224 + 147/252 = 371/252
  5. 371/252 simplified gives 53/36
  6. So, 56/63 + 21/36 = 53/36
    In mixed form: 117/36

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