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Add 45/18 and 9/40

1st number: 2 9/18, 2nd number: 9/40

45/18 + 9/40 is 109/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 40 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 18 × 20 = 360,
    45/18 = 45 × 20/18 × 20 = 900/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    9/40 = 9 × 9/40 × 9 = 81/360
  4. Add the two like fractions:
    900/360 + 81/360 = 900 + 81/360 = 981/360
  5. 981/360 simplified gives 109/40
  6. So, 45/18 + 9/40 = 109/40
    In mixed form: 229/40

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