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Add 8/16 and 1/40

8/16 + 1/40 is 21/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 40 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 16 × 5 = 80,
    8/16 = 8 × 5/16 × 5 = 40/80
  3. Likewise, for the 2nd fraction, since 40 × 2 = 80,
    1/40 = 1 × 2/40 × 2 = 2/80
  4. Add the two like fractions:
    40/80 + 2/80 = 40 + 2/80 = 42/80
  5. 42/80 simplified gives 21/40
  6. So, 8/16 + 1/40 = 21/40

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