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Add 75/20 and 5/72

1st number: 3 15/20, 2nd number: 5/72

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

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 20 × 18 = 360,
    75/20 = 75 × 18/20 × 18 = 1350/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    5/72 = 5 × 5/72 × 5 = 25/360
  4. Add the two like fractions:
    1350/360 + 25/360 = 1350 + 25/360 = 1375/360
  5. 1375/360 simplified gives 275/72
  6. So, 75/20 + 5/72 = 275/72
    In mixed form: 359/72

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