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Add 50/70 and 81/98

50/70 + 81/98 is 151/98.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 98 is 490

    Next, find the equivalent fraction of both fractional numbers with denominator 490
  2. For the 1st fraction, since 70 × 7 = 490,
    50/70 = 50 × 7/70 × 7 = 350/490
  3. Likewise, for the 2nd fraction, since 98 × 5 = 490,
    81/98 = 81 × 5/98 × 5 = 405/490
  4. Add the two like fractions:
    350/490 + 405/490 = 350 + 405/490 = 755/490
  5. 755/490 simplified gives 151/98
  6. So, 50/70 + 81/98 = 151/98
    In mixed form: 153/98

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