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Add 1/45 and 1/18

1/45 + 1/18 is 7/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 18 is 90
  2. For the 1st fraction, since 45 × 2 = 90,
    1/45 = 1 × 2/45 × 2 = 2/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    1/18 = 1 × 5/18 × 5 = 5/90
  4. Add the two fractions:
    2/90 + 5/90 = 2 + 5/90 = 7/90

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