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Add 3/40 and 9/28

3/40 + 9/28 is 111/280.

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,
    3/40 = 3 × 7/40 × 7 = 21/280
  3. Likewise, for the 2nd fraction, since 28 × 10 = 280,
    9/28 = 9 × 10/28 × 10 = 90/280
  4. Add the two like fractions:
    21/280 + 90/280 = 21 + 90/280 = 111/280
  5. So, 3/40 + 9/28 = 111/280

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