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Add 18/40 and 2/28

18/40 + 2/28 is 73/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 28 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 40 × 7 = 280,
    18/40 = 18 × 7/40 × 7 = 126/280
  3. Likewise, for the 2nd fraction, since 28 × 10 = 280,
    2/28 = 2 × 10/28 × 10 = 20/280
  4. Add the two like fractions:
    126/280 + 20/280 = 126 + 20/280 = 146/280
  5. 146/280 simplified gives 73/140
  6. So, 18/40 + 2/28 = 73/140

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