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Add 70/4 and 40/20

1st number: 17 2/4, 2nd number: 2 0/20

70/4 + 40/20 is 39/2.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    70/4 = 70 × 5/4 × 5 = 350/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    40/20 = 40 × 1/20 × 1 = 40/20
  4. Add the two like fractions:
    350/20 + 40/20 = 350 + 40/20 = 390/20
  5. 390/20 simplified gives 39/2
  6. So, 70/4 + 40/20 = 39/2
    In mixed form: 191/2

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