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Add 72/20 and 1/98

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

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

Steps for adding fractions

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

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

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