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Add 63/70 and 28/49

63/70 + 28/49 is 103/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 49 is 490

    Next, find the equivalent fraction of both fractional numbers with denominator 490
  2. For the 1st fraction, since 70 × 7 = 490,
    63/70 = 63 × 7/70 × 7 = 441/490
  3. Likewise, for the 2nd fraction, since 49 × 10 = 490,
    28/49 = 28 × 10/49 × 10 = 280/490
  4. Add the two like fractions:
    441/490 + 280/490 = 441 + 280/490 = 721/490
  5. 721/490 simplified gives 103/70
  6. So, 63/70 + 28/49 = 103/70
    In mixed form: 133/70

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