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Add 30/18 and 35/63

1st number: 1 12/18, 2nd number: 35/63

30/18 + 35/63 is 20/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 63 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 18 × 7 = 126,
    30/18 = 30 × 7/18 × 7 = 210/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    35/63 = 35 × 2/63 × 2 = 70/126
  4. Add the two like fractions:
    210/126 + 70/126 = 210 + 70/126 = 280/126
  5. 280/126 simplified gives 20/9
  6. So, 30/18 + 35/63 = 20/9
    In mixed form: 22/9

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