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Add 6/40 and 80/90

6/40 + 80/90 is 187/180.

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,
    6/40 = 6 × 9/40 × 9 = 54/360
  3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
    80/90 = 80 × 4/90 × 4 = 320/360
  4. Add the two like fractions:
    54/360 + 320/360 = 54 + 320/360 = 374/360
  5. 374/360 simplified gives 187/180
  6. So, 6/40 + 80/90 = 187/180
    In mixed form: 17/180

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