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Add 10/42 and 7/63

10/42 + 7/63 is 22/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 63 is 126
  2. For the 1st fraction, since 42 × 3 = 126,
    10/42 = 10 × 3/42 × 3 = 30/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    7/63 = 7 × 2/63 × 2 = 14/126
  4. Add the two fractions:
    30/126 + 14/126 = 30 + 14/126 = 44/126
  5. After reducing the fraction, the answer is 22/63

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