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Add 21/30 and 84/14

1st number: 21/30, 2nd number: 6 0/14

21/30 + 84/14 is 67/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 14 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 30 × 7 = 210,
    21/30 = 21 × 7/30 × 7 = 147/210
  3. Likewise, for the 2nd fraction, since 14 × 15 = 210,
    84/14 = 84 × 15/14 × 15 = 1260/210
  4. Add the two like fractions:
    147/210 + 1260/210 = 147 + 1260/210 = 1407/210
  5. 1407/210 simplified gives 67/10
  6. So, 21/30 + 84/14 = 67/10
    In mixed form: 67/10

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