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Add 7/20 and 3/10

7/20 + 3/10 is 13/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 10 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 20 × 1 = 20,
    7/20 = 7 × 1/20 × 1 = 7/20
  3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
    3/10 = 3 × 2/10 × 2 = 6/20
  4. Add the two like fractions:
    7/20 + 6/20 = 7 + 6/20 = 13/20
  5. So, 7/20 + 3/10 = 13/20

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