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Add 15/25 and 40/16

1st number: 15/25, 2nd number: 2 8/16

15/25 + 40/16 is 31/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 16 is 400

    Next, find the equivalent fraction of both fractional numbers with denominator 400
  2. For the 1st fraction, since 25 × 16 = 400,
    15/25 = 15 × 16/25 × 16 = 240/400
  3. Likewise, for the 2nd fraction, since 16 × 25 = 400,
    40/16 = 40 × 25/16 × 25 = 1000/400
  4. Add the two like fractions:
    240/400 + 1000/400 = 240 + 1000/400 = 1240/400
  5. 1240/400 simplified gives 31/10
  6. So, 15/25 + 40/16 = 31/10
    In mixed form: 31/10

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