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Add 36/40 and 15/28

36/40 + 15/28 is 201/140.

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,
    36/40 = 36 × 7/40 × 7 = 252/280
  3. Likewise, for the 2nd fraction, since 28 × 10 = 280,
    15/28 = 15 × 10/28 × 10 = 150/280
  4. Add the two like fractions:
    252/280 + 150/280 = 252 + 150/280 = 402/280
  5. 402/280 simplified gives 201/140
  6. So, 36/40 + 15/28 = 201/140
    In mixed form: 161/140

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