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Add 81/36 and 32/40

1st number: 2 9/36, 2nd number: 32/40

81/36 + 32/40 is 61/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 40 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 36 × 10 = 360,
    81/36 = 81 × 10/36 × 10 = 810/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    32/40 = 32 × 9/40 × 9 = 288/360
  4. Add the two like fractions:
    810/360 + 288/360 = 810 + 288/360 = 1098/360
  5. 1098/360 simplified gives 61/20
  6. So, 81/36 + 32/40 = 61/20
    In mixed form: 31/20

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