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Add 30/45 and 3/20

30/45 + 3/20 is 49/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 20 is 180
  2. For the 1st fraction, since 45 × 4 = 180,
    30/45 = 30 × 4/45 × 4 = 120/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    3/20 = 3 × 9/20 × 9 = 27/180
  4. Add the two fractions:
    120/180 + 27/180 = 120 + 27/180 = 147/180
  5. After reducing the fraction, the answer is 49/60

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