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Add 8/28 and 21/5

1st number: 8/28, 2nd number: 4 1/5

8/28 + 21/5 is 157/35.

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,
    8/28 = 8 × 5/28 × 5 = 40/140
  3. Likewise, for the 2nd fraction, since 5 × 28 = 140,
    21/5 = 21 × 28/5 × 28 = 588/140
  4. Add the two like fractions:
    40/140 + 588/140 = 40 + 588/140 = 628/140
  5. 628/140 simplified gives 157/35
  6. So, 8/28 + 21/5 = 157/35
    In mixed form: 417/35

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