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Add 30/20 and 45/16

1st number: 1 10/20, 2nd number: 2 13/16

30/20 + 45/16 is 69/16.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 16 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 20 × 4 = 80,
    30/20 = 30 × 4/20 × 4 = 120/80
  3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
    45/16 = 45 × 5/16 × 5 = 225/80
  4. Add the two like fractions:
    120/80 + 225/80 = 120 + 225/80 = 345/80
  5. 345/80 simplified gives 69/16
  6. So, 30/20 + 45/16 = 69/16
    In mixed form: 45/16

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