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Add 18/40 and 32/90

18/40 + 32/90 is 29/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 90 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 40 × 9 = 360,
    18/40 = 18 × 9/40 × 9 = 162/360
  3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
    32/90 = 32 × 4/90 × 4 = 128/360
  4. Add the two like fractions:
    162/360 + 128/360 = 162 + 128/360 = 290/360
  5. 290/360 simplified gives 29/36
  6. So, 18/40 + 32/90 = 29/36

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