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Add 1/15 and 20/18

1st number: 1/15, 2nd number: 1 2/18

1/15 + 20/18 is 53/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 15 × 6 = 90,
    1/15 = 1 × 6/15 × 6 = 6/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    20/18 = 20 × 5/18 × 5 = 100/90
  4. Add the two like fractions:
    6/90 + 100/90 = 6 + 100/90 = 106/90
  5. 106/90 simplified gives 53/45
  6. So, 1/15 + 20/18 = 53/45
    In mixed form: 18/45

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