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Add 40/42 and 1/63

40/42 + 1/63 is 61/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 63 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 42 × 3 = 126,
    40/42 = 40 × 3/42 × 3 = 120/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    1/63 = 1 × 2/63 × 2 = 2/126
  4. Add the two like fractions:
    120/126 + 2/126 = 120 + 2/126 = 122/126
  5. 122/126 simplified gives 61/63
  6. So, 40/42 + 1/63 = 61/63

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