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Add 30/28 and 16/20

1st number: 1 2/28, 2nd number: 16/20

30/28 + 16/20 is 131/70.

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,
    30/28 = 30 × 5/28 × 5 = 150/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    16/20 = 16 × 7/20 × 7 = 112/140
  4. Add the two like fractions:
    150/140 + 112/140 = 150 + 112/140 = 262/140
  5. 262/140 simplified gives 131/70
  6. So, 30/28 + 16/20 = 131/70
    In mixed form: 161/70

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