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Add 5/40 and 7/20

5/40 + 7/20 is 19/40.

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,
    5/40 = 5 × 1/40 × 1 = 5/40
  3. Likewise, for the 2nd fraction, since 20 × 2 = 40,
    7/20 = 7 × 2/20 × 2 = 14/40
  4. Add the two fractions:
    5/40 + 14/40 = 5 + 14/40 = 19/40

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