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Add 20/36 and 7/72

20/36 + 7/72 is 47/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 72 is 72
  2. For the 1st fraction, since 36 × 2 = 72,
    20/36 = 20 × 2/36 × 2 = 40/72
  3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
    7/72 = 7 × 1/72 × 1 = 7/72
  4. Add the two fractions:
    40/72 + 7/72 = 40 + 7/72 = 47/72
  5. So, 20/36 + 7/72 = 47/72

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