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Add 72/28 and 3/40

1st number: 2 16/28, 2nd number: 3/40

72/28 + 3/40 is 741/280.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 28 × 10 = 280,
    72/28 = 72 × 10/28 × 10 = 720/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    3/40 = 3 × 7/40 × 7 = 21/280
  4. Add the two like fractions:
    720/280 + 21/280 = 720 + 21/280 = 741/280
  5. So, 72/28 + 3/40 = 741/280
    In mixed form: 2181/280

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