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Add 3/12 and 6/40

3/12 + 6/40 is 2/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 40 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 12 × 10 = 120,
    3/12 = 3 × 10/12 × 10 = 30/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    6/40 = 6 × 3/40 × 3 = 18/120
  4. Add the two like fractions:
    30/120 + 18/120 = 30 + 18/120 = 48/120
  5. 48/120 simplified gives 2/5
  6. So, 3/12 + 6/40 = 2/5

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