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Add 36/45 and 5/20

36/45 + 5/20 is 21/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 45 × 4 = 180,
    36/45 = 36 × 4/45 × 4 = 144/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    5/20 = 5 × 9/20 × 9 = 45/180
  4. Add the two like fractions:
    144/180 + 45/180 = 144 + 45/180 = 189/180
  5. 189/180 simplified gives 21/20
  6. So, 36/45 + 5/20 = 21/20
    In mixed form: 11/20

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