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Add 28/5 and 18/28

1st number: 5 3/5, 2nd number: 18/28

28/5 + 18/28 is 437/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 28 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 5 × 28 = 140,
    28/5 = 28 × 28/5 × 28 = 784/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    18/28 = 18 × 5/28 × 5 = 90/140
  4. Add the two like fractions:
    784/140 + 90/140 = 784 + 90/140 = 874/140
  5. 874/140 simplified gives 437/70
  6. So, 28/5 + 18/28 = 437/70
    In mixed form: 617/70

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