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Add 35/42 and 90/20

1st number: 35/42, 2nd number: 4 10/20

35/42 + 90/20 is 16/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 20 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 42 × 10 = 420,
    35/42 = 35 × 10/42 × 10 = 350/420
  3. Likewise, for the 2nd fraction, since 20 × 21 = 420,
    90/20 = 90 × 21/20 × 21 = 1890/420
  4. Add the two like fractions:
    350/420 + 1890/420 = 350 + 1890/420 = 2240/420
  5. 2240/420 simplified gives 16/3
  6. So, 35/42 + 90/20 = 16/3
    In mixed form: 51/3

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