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Add 30/20 and 45/18

1st number: 1 10/20, 2nd number: 2 9/18

30/20 + 45/18 is 4/1.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 18 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    30/20 = 30 × 9/20 × 9 = 270/180
  3. Likewise, for the 2nd fraction, since 18 × 10 = 180,
    45/18 = 45 × 10/18 × 10 = 450/180
  4. Add the two like fractions:
    270/180 + 450/180 = 270 + 450/180 = 720/180
  5. 720/180 simplified gives 4/1
  6. So, 30/20 + 45/18 = 4/1

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