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Add 70/20 and 21/98

1st number: 3 10/20, 2nd number: 21/98

70/20 + 21/98 is 26/7.

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,
    70/20 = 70 × 49/20 × 49 = 3430/980
  3. Likewise, for the 2nd fraction, since 98 × 10 = 980,
    21/98 = 21 × 10/98 × 10 = 210/980
  4. Add the two like fractions:
    3430/980 + 210/980 = 3430 + 210/980 = 3640/980
  5. 3640/980 simplified gives 26/7
  6. So, 70/20 + 21/98 = 26/7
    In mixed form: 35/7

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