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Add 7/15 and 2/20

7/15 + 2/20 is 17/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 20 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 15 × 4 = 60,
    7/15 = 7 × 4/15 × 4 = 28/60
  3. Likewise, for the 2nd fraction, since 20 × 3 = 60,
    2/20 = 2 × 3/20 × 3 = 6/60
  4. Add the two like fractions:
    28/60 + 6/60 = 28 + 6/60 = 34/60
  5. 34/60 simplified gives 17/30
  6. So, 7/15 + 2/20 = 17/30

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