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Add 18/60 and 1/40

18/60 + 1/40 is 13/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 40 is 120
  2. For the 1st fraction, since 60 × 2 = 120,
    18/60 = 18 × 2/60 × 2 = 36/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    1/40 = 1 × 3/40 × 3 = 3/120
  4. Add the two fractions:
    36/120 + 3/120 = 36 + 3/120 = 39/120
  5. After reducing the fraction, the answer is 13/40

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