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Add 18/16 and 25/40

1st number: 1 2/16, 2nd number: 25/40

18/16 + 25/40 is 7/4.

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,
    18/16 = 18 × 5/16 × 5 = 90/80
  3. Likewise, for the 2nd fraction, since 40 × 2 = 80,
    25/40 = 25 × 2/40 × 2 = 50/80
  4. Add the two like fractions:
    90/80 + 50/80 = 90 + 50/80 = 140/80
  5. 140/80 simplified gives 7/4
  6. So, 18/16 + 25/40 = 7/4
    In mixed form: 13/4

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