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Add 1/2 and 15/40

1/2 + 15/40 is 7/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 40 is 40
  2. For the 1st fraction, since 2 × 20 = 40,
    1/2 = 1 × 20/2 × 20 = 20/40
  3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
    15/40 = 15 × 1/40 × 1 = 15/40
  4. Add the two fractions:
    20/40 + 15/40 = 20 + 15/40 = 35/40
  5. 35/40 simplified gives 7/8
  6. So, 1/2 + 15/40 = 7/8

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