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Add 72/4 and 7/28

1st number: 18 0/4, 2nd number: 7/28

72/4 + 7/28 is 73/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 28 is 28

    Next, find the equivalent fraction of both fractional numbers with denominator 28
  2. For the 1st fraction, since 4 × 7 = 28,
    72/4 = 72 × 7/4 × 7 = 504/28
  3. Likewise, for the 2nd fraction, since 28 × 1 = 28,
    7/28 = 7 × 1/28 × 1 = 7/28
  4. Add the two like fractions:
    504/28 + 7/28 = 504 + 7/28 = 511/28
  5. 511/28 simplified gives 73/4
  6. So, 72/4 + 7/28 = 73/4
    In mixed form: 181/4

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