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Add 21/98 and 9/10

21/98 + 9/10 is 39/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 10 is 490

    Next, find the equivalent fraction of both fractional numbers with denominator 490
  2. For the 1st fraction, since 98 × 5 = 490,
    21/98 = 21 × 5/98 × 5 = 105/490
  3. Likewise, for the 2nd fraction, since 10 × 49 = 490,
    9/10 = 9 × 49/10 × 49 = 441/490
  4. Add the two like fractions:
    105/490 + 441/490 = 105 + 441/490 = 546/490
  5. 546/490 simplified gives 39/35
  6. So, 21/98 + 9/10 = 39/35
    In mixed form: 14/35

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