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Add 6/40 and 16/90

6/40 + 16/90 is 59/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 90 is 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,
    16/90 = 16 × 4/90 × 4 = 64/360
  4. Add the two fractions:
    54/360 + 64/360 = 54 + 64/360 = 118/360
  5. After reducing the fraction, the answer is 59/180

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