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Add 3/16 and 45/40

1st number: 3/16, 2nd number: 1 5/40

3/16 + 45/40 is 21/16.

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,
    3/16 = 3 × 5/16 × 5 = 15/80
  3. Likewise, for the 2nd fraction, since 40 × 2 = 80,
    45/40 = 45 × 2/40 × 2 = 90/80
  4. Add the two like fractions:
    15/80 + 90/80 = 15 + 90/80 = 105/80
  5. 105/80 simplified gives 21/16
  6. So, 3/16 + 45/40 = 21/16
    In mixed form: 15/16

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