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Add 90/35 and 12/42

1st number: 2 20/35, 2nd number: 12/42

90/35 + 12/42 is 20/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 42 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 35 × 6 = 210,
    90/35 = 90 × 6/35 × 6 = 540/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    12/42 = 12 × 5/42 × 5 = 60/210
  4. Add the two like fractions:
    540/210 + 60/210 = 540 + 60/210 = 600/210
  5. 600/210 simplified gives 20/7
  6. So, 90/35 + 12/42 = 20/7
    In mixed form: 26/7

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