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Add 3/28 and 21/5

1st number: 3/28, 2nd number: 4 1/5

3/28 + 21/5 is 603/140.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 28 × 5 = 140,
    3/28 = 3 × 5/28 × 5 = 15/140
  3. Likewise, for the 2nd fraction, since 5 × 28 = 140,
    21/5 = 21 × 28/5 × 28 = 588/140
  4. Add the two like fractions:
    15/140 + 588/140 = 15 + 588/140 = 603/140
  5. So, 3/28 + 21/5 = 603/140
    In mixed form: 443/140

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