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Add 35/42 and 30/90

35/42 + 30/90 is 7/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 90 is 630
  2. For the 1st fraction, since 42 × 15 = 630,
    35/42 = 35 × 15/42 × 15 = 525/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    30/90 = 30 × 7/90 × 7 = 210/630
  4. Add the two fractions:
    525/630 + 210/630 = 525 + 210/630 = 735/630
  5. After reducing the fraction, the answer is 7/6
  6. In mixed form: 11/6

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