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Add 7/42 and 63/98

7/42 + 63/98 is 17/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 98 is 294

    Next, find the equivalent fraction of both fractional numbers with denominator 294
  2. For the 1st fraction, since 42 × 7 = 294,
    7/42 = 7 × 7/42 × 7 = 49/294
  3. Likewise, for the 2nd fraction, since 98 × 3 = 294,
    63/98 = 63 × 3/98 × 3 = 189/294
  4. Add the two like fractions:
    49/294 + 189/294 = 49 + 189/294 = 238/294
  5. 238/294 simplified gives 17/21
  6. So, 7/42 + 63/98 = 17/21

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