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Add 2/40 and 21/16

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

2/40 + 21/16 is 109/80.

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,
    2/40 = 2 × 2/40 × 2 = 4/80
  3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
    21/16 = 21 × 5/16 × 5 = 105/80
  4. Add the two like fractions:
    4/80 + 105/80 = 4 + 105/80 = 109/80
  5. So, 2/40 + 21/16 = 109/80
    In mixed form: 129/80

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