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Add 8/40 and 9/30

8/40 + 9/30 is 1/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 30 is 120
  2. For the 1st fraction, since 40 × 3 = 120,
    8/40 = 8 × 3/40 × 3 = 24/120
  3. Likewise, for the 2nd fraction, since 30 × 4 = 120,
    9/30 = 9 × 4/30 × 4 = 36/120
  4. Add the two fractions:
    24/120 + 36/120 = 24 + 36/120 = 60/120
  5. After reducing the fraction, the answer is 1/2

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