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Add 8/30 and 12/45

8/30 + 12/45 is 8/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 45 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 30 × 3 = 90,
    8/30 = 8 × 3/30 × 3 = 24/90
  3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
    12/45 = 12 × 2/45 × 2 = 24/90
  4. Add the two like fractions:
    24/90 + 24/90 = 24 + 24/90 = 48/90
  5. 48/90 simplified gives 8/15
  6. So, 8/30 + 12/45 = 8/15

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