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Add 27/40 and 1/90

27/40 + 1/90 is 247/360.

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,
    27/40 = 27 × 9/40 × 9 = 243/360
  3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
    1/90 = 1 × 4/90 × 4 = 4/360
  4. Add the two like fractions:
    243/360 + 4/360 = 243 + 4/360 = 247/360
  5. So, 27/40 + 1/90 = 247/360

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