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Add 75/72 and 30/42

1st number: 1 3/72, 2nd number: 30/42

75/72 + 30/42 is 295/168.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 42 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 72 × 7 = 504,
    75/72 = 75 × 7/72 × 7 = 525/504
  3. Likewise, for the 2nd fraction, since 42 × 12 = 504,
    30/42 = 30 × 12/42 × 12 = 360/504
  4. Add the two like fractions:
    525/504 + 360/504 = 525 + 360/504 = 885/504
  5. 885/504 simplified gives 295/168
  6. So, 75/72 + 30/42 = 295/168
    In mixed form: 1127/168

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