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Add 15/2 and 4/40

1st number: 7 1/2, 2nd number: 4/40

15/2 + 4/40 is 38/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 40 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 2 × 20 = 40,
    15/2 = 15 × 20/2 × 20 = 300/40
  3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
    4/40 = 4 × 1/40 × 1 = 4/40
  4. Add the two like fractions:
    300/40 + 4/40 = 300 + 4/40 = 304/40
  5. 304/40 simplified gives 38/5
  6. So, 15/2 + 4/40 = 38/5
    In mixed form: 73/5

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