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Add 42/20 and 27/25

1st number: 2 2/20, 2nd number: 1 2/25

42/20 + 27/25 is 159/50.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 25 is 100

    Next, find the equivalent fraction of both fractional numbers with denominator 100
  2. For the 1st fraction, since 20 × 5 = 100,
    42/20 = 42 × 5/20 × 5 = 210/100
  3. Likewise, for the 2nd fraction, since 25 × 4 = 100,
    27/25 = 27 × 4/25 × 4 = 108/100
  4. Add the two like fractions:
    210/100 + 108/100 = 210 + 108/100 = 318/100
  5. 318/100 simplified gives 159/50
  6. So, 42/20 + 27/25 = 159/50
    In mixed form: 39/50

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