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Add 45/20 and 25/80

1st number: 2 5/20, 2nd number: 25/80

45/20 + 25/80 is 41/16.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 80 is 80
  2. For the 1st fraction, since 20 × 4 = 80,
    45/20 = 45 × 4/20 × 4 = 180/80
  3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
    25/80 = 25 × 1/80 × 1 = 25/80
  4. Add the two fractions:
    180/80 + 25/80 = 180 + 25/80 = 205/80
  5. After reducing the fraction, the answer is 41/16
  6. In mixed form: 29/16

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