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Add 84/10 and 24/21

1st number: 8 4/10, 2nd number: 1 3/21

84/10 + 24/21 is 334/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 21 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 10 × 21 = 210,
    84/10 = 84 × 21/10 × 21 = 1764/210
  3. Likewise, for the 2nd fraction, since 21 × 10 = 210,
    24/21 = 24 × 10/21 × 10 = 240/210
  4. Add the two like fractions:
    1764/210 + 240/210 = 1764 + 240/210 = 2004/210
  5. 2004/210 simplified gives 334/35
  6. So, 84/10 + 24/21 = 334/35
    In mixed form: 919/35

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