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Add 30/35 and 50/21

1st number: 30/35, 2nd number: 2 8/21

30/35 + 50/21 is 68/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 21 is 105
  2. For the 1st fraction, since 35 × 3 = 105,
    30/35 = 30 × 3/35 × 3 = 90/105
  3. Likewise, for the 2nd fraction, since 21 × 5 = 105,
    50/21 = 50 × 5/21 × 5 = 250/105
  4. Add the two fractions:
    90/105 + 250/105 = 90 + 250/105 = 340/105
  5. After reducing the fraction, the answer is 68/21
  6. In mixed form: 35/21

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