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Add 21/5 and 63/98

1st number: 4 1/5, 2nd number: 63/98

21/5 + 63/98 is 339/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 98 is 490

    Next, find the equivalent fraction of both fractional numbers with denominator 490
  2. For the 1st fraction, since 5 × 98 = 490,
    21/5 = 21 × 98/5 × 98 = 2058/490
  3. Likewise, for the 2nd fraction, since 98 × 5 = 490,
    63/98 = 63 × 5/98 × 5 = 315/490
  4. Add the two like fractions:
    2058/490 + 315/490 = 2058 + 315/490 = 2373/490
  5. 2373/490 simplified gives 339/70
  6. So, 21/5 + 63/98 = 339/70
    In mixed form: 459/70

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