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Add 75/5 and 20/72

1st number: 15 0/5, 2nd number: 20/72

75/5 + 20/72 is 275/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 5 × 72 = 360,
    75/5 = 75 × 72/5 × 72 = 5400/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    20/72 = 20 × 5/72 × 5 = 100/360
  4. Add the two like fractions:
    5400/360 + 100/360 = 5400 + 100/360 = 5500/360
  5. 5500/360 simplified gives 275/18
  6. So, 75/5 + 20/72 = 275/18
    In mixed form: 155/18

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