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Add 1/21 and 21/98

1/21 + 21/98 is 11/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 98 is 294

    Next, find the equivalent fraction of both fractional numbers with denominator 294
  2. For the 1st fraction, since 21 × 14 = 294,
    1/21 = 1 × 14/21 × 14 = 14/294
  3. Likewise, for the 2nd fraction, since 98 × 3 = 294,
    21/98 = 21 × 3/98 × 3 = 63/294
  4. Add the two like fractions:
    14/294 + 63/294 = 14 + 63/294 = 77/294
  5. 77/294 simplified gives 11/42
  6. So, 1/21 + 21/98 = 11/42

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