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Add 70/75 and 42/45

70/75 + 42/45 is 28/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 45 is 225

    Next, find the equivalent fraction of both fractional numbers with denominator 225
  2. For the 1st fraction, since 75 × 3 = 225,
    70/75 = 70 × 3/75 × 3 = 210/225
  3. Likewise, for the 2nd fraction, since 45 × 5 = 225,
    42/45 = 42 × 5/45 × 5 = 210/225
  4. Add the two like fractions:
    210/225 + 210/225 = 210 + 210/225 = 420/225
  5. 420/225 simplified gives 28/15
  6. So, 70/75 + 42/45 = 28/15
    In mixed form: 113/15

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