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Add 30/15 and 21/14

1st number: 2 0/15, 2nd number: 1 7/14

30/15 + 21/14 is 7/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 14 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 15 × 14 = 210,
    30/15 = 30 × 14/15 × 14 = 420/210
  3. Likewise, for the 2nd fraction, since 14 × 15 = 210,
    21/14 = 21 × 15/14 × 15 = 315/210
  4. Add the two like fractions:
    420/210 + 315/210 = 420 + 315/210 = 735/210
  5. 735/210 simplified gives 7/2
  6. So, 30/15 + 21/14 = 7/2
    In mixed form: 31/2

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