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Add 70/20 and 36/4

1st number: 3 10/20, 2nd number: 9 0/4

70/20 + 36/4 is 25/2.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 20 × 1 = 20,
    70/20 = 70 × 1/20 × 1 = 70/20
  3. Likewise, for the 2nd fraction, since 4 × 5 = 20,
    36/4 = 36 × 5/4 × 5 = 180/20
  4. Add the two like fractions:
    70/20 + 180/20 = 70 + 180/20 = 250/20
  5. 250/20 simplified gives 25/2
  6. So, 70/20 + 36/4 = 25/2
    In mixed form: 121/2

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