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Add 20/60 and 84/72

1st number: 20/60, 2nd number: 1 12/72

20/60 + 84/72 is 3/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 72 is 360
  2. For the 1st fraction, since 60 × 6 = 360,
    20/60 = 20 × 6/60 × 6 = 120/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    84/72 = 84 × 5/72 × 5 = 420/360
  4. Add the two fractions:
    120/360 + 420/360 = 120 + 420/360 = 540/360
  5. 540/360 simplified gives 3/2
  6. So, 20/60 + 84/72 = 3/2
    In mixed form: 11/2

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