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Add 9/28 and 2/40

9/28 + 2/40 is 13/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 40 is 280
  2. For the 1st fraction, since 28 × 10 = 280,
    9/28 = 9 × 10/28 × 10 = 90/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    2/40 = 2 × 7/40 × 7 = 14/280
  4. Add the two fractions:
    90/280 + 14/280 = 90 + 14/280 = 104/280
  5. After reducing the fraction, the answer is 13/35

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