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Add 10/20 and 8/15

10/20 + 8/15 is 31/30.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 20 × 3 = 60,
    10/20 = 10 × 3/20 × 3 = 30/60
  3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
    8/15 = 8 × 4/15 × 4 = 32/60
  4. Add the two like fractions:
    30/60 + 32/60 = 30 + 32/60 = 62/60
  5. 62/60 simplified gives 31/30
  6. So, 10/20 + 8/15 = 31/30
    In mixed form: 11/30

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