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Add 30/18 and 40/63

1st number: 1 12/18, 2nd number: 40/63

30/18 + 40/63 is 145/63.

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,
    40/63 = 40 × 2/63 × 2 = 80/126
  4. Add the two like fractions:
    210/126 + 80/126 = 210 + 80/126 = 290/126
  5. 290/126 simplified gives 145/63
  6. So, 30/18 + 40/63 = 145/63
    In mixed form: 219/63

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