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Add 30/12 and 20/45

1st number: 2 6/12, 2nd number: 20/45

30/12 + 20/45 is 53/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 45 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 12 × 15 = 180,
    30/12 = 30 × 15/12 × 15 = 450/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    20/45 = 20 × 4/45 × 4 = 80/180
  4. Add the two like fractions:
    450/180 + 80/180 = 450 + 80/180 = 530/180
  5. 530/180 simplified gives 53/18
  6. So, 30/12 + 20/45 = 53/18
    In mixed form: 217/18

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