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Add 6/90 and 45/80

6/90 + 45/80 is 151/240.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 80 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 90 × 8 = 720,
    6/90 = 6 × 8/90 × 8 = 48/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    45/80 = 45 × 9/80 × 9 = 405/720
  4. Add the two like fractions:
    48/720 + 405/720 = 48 + 405/720 = 453/720
  5. 453/720 simplified gives 151/240
  6. So, 6/90 + 45/80 = 151/240

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