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Add 7/4 and 28/8

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

7/4 + 28/8 is 21/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 8 is 8

    Next, find the equivalent fraction of both fractional numbers with denominator 8
  2. For the 1st fraction, since 4 × 2 = 8,
    7/4 = 7 × 2/4 × 2 = 14/8
  3. Likewise, for the 2nd fraction, since 8 × 1 = 8,
    28/8 = 28 × 1/8 × 1 = 28/8
  4. Add the two like fractions:
    14/8 + 28/8 = 14 + 28/8 = 42/8
  5. 42/8 simplified gives 21/4
  6. So, 7/4 + 28/8 = 21/4
    In mixed form: 51/4

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