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Add 40/5 and 84/72

1st number: 8 0/5, 2nd number: 1 12/72

40/5 + 84/72 is 55/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 72 is 360
  2. For the 1st fraction, since 5 × 72 = 360,
    40/5 = 40 × 72/5 × 72 = 2880/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    84/72 = 84 × 5/72 × 5 = 420/360
  4. Add the two fractions:
    2880/360 + 420/360 = 2880 + 420/360 = 3300/360
  5. 3300/360 simplified gives 55/6
  6. So, 40/5 + 84/72 = 55/6
    In mixed form: 91/6

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