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Add 3/28 and 25/20

1st number: 3/28, 2nd number: 1 5/20

3/28 + 25/20 is 19/14.

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,
    3/28 = 3 × 5/28 × 5 = 15/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    25/20 = 25 × 7/20 × 7 = 175/140
  4. Add the two like fractions:
    15/140 + 175/140 = 15 + 175/140 = 190/140
  5. 190/140 simplified gives 19/14
  6. So, 3/28 + 25/20 = 19/14
    In mixed form: 15/14

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