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Add 45/20 and 40/18

1st number: 2 5/20, 2nd number: 2 4/18

45/20 + 40/18 is 161/36.

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,
    45/20 = 45 × 9/20 × 9 = 405/180
  3. Likewise, for the 2nd fraction, since 18 × 10 = 180,
    40/18 = 40 × 10/18 × 10 = 400/180
  4. Add the two like fractions:
    405/180 + 400/180 = 405 + 400/180 = 805/180
  5. 805/180 simplified gives 161/36
  6. So, 45/20 + 40/18 = 161/36
    In mixed form: 417/36

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