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Add 4/40 and 15/16

4/40 + 15/16 is 83/80.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 40 × 2 = 80,
    4/40 = 4 × 2/40 × 2 = 8/80
  3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
    15/16 = 15 × 5/16 × 5 = 75/80
  4. Add the two like fractions:
    8/80 + 75/80 = 8 + 75/80 = 83/80
  5. So, 4/40 + 15/16 = 83/80
    In mixed form: 13/80

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