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Add 6/45 and 21/80

6/45 + 21/80 is 19/48.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 80 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 45 × 16 = 720,
    6/45 = 6 × 16/45 × 16 = 96/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    21/80 = 21 × 9/80 × 9 = 189/720
  4. Add the two like fractions:
    96/720 + 189/720 = 96 + 189/720 = 285/720
  5. 285/720 simplified gives 19/48
  6. So, 6/45 + 21/80 = 19/48

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