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Add 9/40 and 10/20

9/40 + 10/20 is 29/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 20 is 40
  2. For the 1st fraction, since 40 × 1 = 40,
    9/40 = 9 × 1/40 × 1 = 9/40
  3. Likewise, for the 2nd fraction, since 20 × 2 = 40,
    10/20 = 10 × 2/20 × 2 = 20/40
  4. Add the two fractions:
    9/40 + 20/40 = 9 + 20/40 = 29/40

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