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Add 8/28 and 35/20

1st number: 8/28, 2nd number: 1 15/20

8/28 + 35/20 is 57/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 20 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 20 × 7 = 140,
    35/20 = 35 × 7/20 × 7 = 245/140
  4. Add the two like fractions:
    40/140 + 245/140 = 40 + 245/140 = 285/140
  5. 285/140 simplified gives 57/28
  6. So, 8/28 + 35/20 = 57/28
    In mixed form: 21/28

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