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Add 72/24 and 18/45

1st number: 3 0/24, 2nd number: 18/45

72/24 + 18/45 is 17/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 45 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 24 × 15 = 360,
    72/24 = 72 × 15/24 × 15 = 1080/360
  3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
    18/45 = 18 × 8/45 × 8 = 144/360
  4. Add the two like fractions:
    1080/360 + 144/360 = 1080 + 144/360 = 1224/360
  5. 1224/360 simplified gives 17/5
  6. So, 72/24 + 18/45 = 17/5
    In mixed form: 32/5

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