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Add 20/30 and 42/4

1st number: 20/30, 2nd number: 10 2/4

20/30 + 42/4 is 67/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 4 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 30 × 2 = 60,
    20/30 = 20 × 2/30 × 2 = 40/60
  3. Likewise, for the 2nd fraction, since 4 × 15 = 60,
    42/4 = 42 × 15/4 × 15 = 630/60
  4. Add the two like fractions:
    40/60 + 630/60 = 40 + 630/60 = 670/60
  5. 670/60 simplified gives 67/6
  6. So, 20/30 + 42/4 = 67/6
    In mixed form: 111/6

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