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Add 28/6 and 20/72

1st number: 4 4/6, 2nd number: 20/72

28/6 + 20/72 is 89/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 72 is 72
  2. For the 1st fraction, since 6 × 12 = 72,
    28/6 = 28 × 12/6 × 12 = 336/72
  3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
    20/72 = 20 × 1/72 × 1 = 20/72
  4. Add the two fractions:
    336/72 + 20/72 = 336 + 20/72 = 356/72
  5. After reducing the fraction, the answer is 89/18
  6. In mixed form: 417/18

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