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Add 21/2 and 54/28

1st number: 10 1/2, 2nd number: 1 26/28

21/2 + 54/28 is 87/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 28 is 28
  2. For the 1st fraction, since 2 × 14 = 28,
    21/2 = 21 × 14/2 × 14 = 294/28
  3. Likewise, for the 2nd fraction, since 28 × 1 = 28,
    54/28 = 54 × 1/28 × 1 = 54/28
  4. Add the two fractions:
    294/28 + 54/28 = 294 + 54/28 = 348/28
  5. After reducing the fraction, the answer is 87/7
  6. In mixed form: 123/7

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