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Add 20/28 and 12/5

1st number: 20/28, 2nd number: 2 2/5

20/28 + 12/5 is 109/35.

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,
    20/28 = 20 × 5/28 × 5 = 100/140
  3. Likewise, for the 2nd fraction, since 5 × 28 = 140,
    12/5 = 12 × 28/5 × 28 = 336/140
  4. Add the two like fractions:
    100/140 + 336/140 = 100 + 336/140 = 436/140
  5. 436/140 simplified gives 109/35
  6. So, 20/28 + 12/5 = 109/35
    In mixed form: 34/35

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