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Add 1/18 and 30/40

1/18 + 30/40 is 29/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 40 is 360
  2. For the 1st fraction, since 18 × 20 = 360,
    1/18 = 1 × 20/18 × 20 = 20/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    30/40 = 30 × 9/40 × 9 = 270/360
  4. Add the two fractions:
    20/360 + 270/360 = 20 + 270/360 = 290/360
  5. After reducing the fraction, the answer is 29/36

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