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Add 42/2 and 54/5

1st number: 21 0/2, 2nd number: 10 4/5

42/2 + 54/5 is 159/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 5 is 10

    Next, find the equivalent fraction of both fractional numbers with denominator 10
  2. For the 1st fraction, since 2 × 5 = 10,
    42/2 = 42 × 5/2 × 5 = 210/10
  3. Likewise, for the 2nd fraction, since 5 × 2 = 10,
    54/5 = 54 × 2/5 × 2 = 108/10
  4. Add the two like fractions:
    210/10 + 108/10 = 210 + 108/10 = 318/10
  5. 318/10 simplified gives 159/5
  6. So, 42/2 + 54/5 = 159/5
    In mixed form: 314/5

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