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Add 12/98 and 72/80

12/98 + 72/80 is 501/490.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 80 is 3920

    Next, find the equivalent fraction of both fractional numbers with denominator 3920
  2. For the 1st fraction, since 98 × 40 = 3920,
    12/98 = 12 × 40/98 × 40 = 480/3920
  3. Likewise, for the 2nd fraction, since 80 × 49 = 3920,
    72/80 = 72 × 49/80 × 49 = 3528/3920
  4. Add the two like fractions:
    480/3920 + 3528/3920 = 480 + 3528/3920 = 4008/3920
  5. 4008/3920 simplified gives 501/490
  6. So, 12/98 + 72/80 = 501/490
    In mixed form: 111/490

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