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Add 7/98 and 45/80

7/98 + 45/80 is 71/112.

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,
    7/98 = 7 × 40/98 × 40 = 280/3920
  3. Likewise, for the 2nd fraction, since 80 × 49 = 3920,
    45/80 = 45 × 49/80 × 49 = 2205/3920
  4. Add the two like fractions:
    280/3920 + 2205/3920 = 280 + 2205/3920 = 2485/3920
  5. 2485/3920 simplified gives 71/112
  6. So, 7/98 + 45/80 = 71/112

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