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Add 14/20 and 9/45

14/20 + 9/45 is 9/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 45 is 180
  2. For the 1st fraction, since 20 × 9 = 180,
    14/20 = 14 × 9/20 × 9 = 126/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    9/45 = 9 × 4/45 × 4 = 36/180
  4. Add the two fractions:
    126/180 + 36/180 = 126 + 36/180 = 162/180
  5. 162/180 simplified gives 9/10
  6. So, 14/20 + 9/45 = 9/10

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