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Add 18/10 and 30/28

1st number: 1 8/10, 2nd number: 1 2/28

18/10 + 30/28 is 201/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 28 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 10 × 14 = 140,
    18/10 = 18 × 14/10 × 14 = 252/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    30/28 = 30 × 5/28 × 5 = 150/140
  4. Add the two like fractions:
    252/140 + 150/140 = 252 + 150/140 = 402/140
  5. 402/140 simplified gives 201/70
  6. So, 18/10 + 30/28 = 201/70
    In mixed form: 261/70

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