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Add 42/2 and 20/8

1st number: 21 0/2, 2nd number: 2 4/8

42/2 + 20/8 is 47/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 8 is 8

    Next, find the equivalent fraction of both fractional numbers with denominator 8
  2. For the 1st fraction, since 2 × 4 = 8,
    42/2 = 42 × 4/2 × 4 = 168/8
  3. Likewise, for the 2nd fraction, since 8 × 1 = 8,
    20/8 = 20 × 1/8 × 1 = 20/8
  4. Add the two like fractions:
    168/8 + 20/8 = 168 + 20/8 = 188/8
  5. 188/8 simplified gives 47/2
  6. So, 42/2 + 20/8 = 47/2
    In mixed form: 231/2

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