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Add 54/21 and 10/4

1st number: 2 12/21, 2nd number: 2 2/4

54/21 + 10/4 is 71/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 4 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 21 × 4 = 84,
    54/21 = 54 × 4/21 × 4 = 216/84
  3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
    10/4 = 10 × 21/4 × 21 = 210/84
  4. Add the two like fractions:
    216/84 + 210/84 = 216 + 210/84 = 426/84
  5. 426/84 simplified gives 71/14
  6. So, 54/21 + 10/4 = 71/14
    In mixed form: 51/14

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