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Add 1/98 and 72/20

1st number: 1/98, 2nd number: 3 12/20

1/98 + 72/20 is 1769/490.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 20 is 980

    Next, find the equivalent fraction of both fractional numbers with denominator 980
  2. For the 1st fraction, since 98 × 10 = 980,
    1/98 = 1 × 10/98 × 10 = 10/980
  3. Likewise, for the 2nd fraction, since 20 × 49 = 980,
    72/20 = 72 × 49/20 × 49 = 3528/980
  4. Add the two like fractions:
    10/980 + 3528/980 = 10 + 3528/980 = 3538/980
  5. 3538/980 simplified gives 1769/490
  6. So, 1/98 + 72/20 = 1769/490
    In mixed form: 3299/490

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