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Add 20/4 and 28/10

1st number: 5 0/4, 2nd number: 2 8/10

20/4 + 28/10 is 39/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 10 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    20/4 = 20 × 5/4 × 5 = 100/20
  3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
    28/10 = 28 × 2/10 × 2 = 56/20
  4. Add the two like fractions:
    100/20 + 56/20 = 100 + 56/20 = 156/20
  5. 156/20 simplified gives 39/5
  6. So, 20/4 + 28/10 = 39/5
    In mixed form: 74/5

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