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Add 20/25 and 12/40

20/25 + 12/40 is 11/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 40 is 200
  2. For the 1st fraction, since 25 × 8 = 200,
    20/25 = 20 × 8/25 × 8 = 160/200
  3. Likewise, for the 2nd fraction, since 40 × 5 = 200,
    12/40 = 12 × 5/40 × 5 = 60/200
  4. Add the two fractions:
    160/200 + 60/200 = 160 + 60/200 = 220/200
  5. After reducing the fraction, the answer is 11/10
  6. In mixed form: 11/10

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