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Add 21/63 and 90/98

21/63 + 90/98 is 184/147.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 98 is 882

    Next, find the equivalent fraction of both fractional numbers with denominator 882
  2. For the 1st fraction, since 63 × 14 = 882,
    21/63 = 21 × 14/63 × 14 = 294/882
  3. Likewise, for the 2nd fraction, since 98 × 9 = 882,
    90/98 = 90 × 9/98 × 9 = 810/882
  4. Add the two like fractions:
    294/882 + 810/882 = 294 + 810/882 = 1104/882
  5. 1104/882 simplified gives 184/147
  6. So, 21/63 + 90/98 = 184/147
    In mixed form: 137/147

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