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Add 20/36 and 8/15

20/36 + 8/15 is 49/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 15 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 36 × 5 = 180,
    20/36 = 20 × 5/36 × 5 = 100/180
  3. Likewise, for the 2nd fraction, since 15 × 12 = 180,
    8/15 = 8 × 12/15 × 12 = 96/180
  4. Add the two like fractions:
    100/180 + 96/180 = 100 + 96/180 = 196/180
  5. 196/180 simplified gives 49/45
  6. So, 20/36 + 8/15 = 49/45
    In mixed form: 14/45

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