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Add 4/20 and 8/30

4/20 + 8/30 is 7/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 30 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 20 × 3 = 60,
    4/20 = 4 × 3/20 × 3 = 12/60
  3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
    8/30 = 8 × 2/30 × 2 = 16/60
  4. Add the two like fractions:
    12/60 + 16/60 = 12 + 16/60 = 28/60
  5. 28/60 simplified gives 7/15
  6. So, 4/20 + 8/30 = 7/15

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