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Add 7/18 and 32/40

7/18 + 32/40 is 107/90.

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,
    7/18 = 7 × 20/18 × 20 = 140/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    32/40 = 32 × 9/40 × 9 = 288/360
  4. Add the two like fractions:
    140/360 + 288/360 = 140 + 288/360 = 428/360
  5. 428/360 simplified gives 107/90
  6. So, 7/18 + 32/40 = 107/90
    In mixed form: 117/90

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