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Add 70/90 and 75/18

1st number: 70/90, 2nd number: 4 3/18

70/90 + 75/18 is 89/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 90 × 1 = 90,
    70/90 = 70 × 1/90 × 1 = 70/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    75/18 = 75 × 5/18 × 5 = 375/90
  4. Add the two like fractions:
    70/90 + 375/90 = 70 + 375/90 = 445/90
  5. 445/90 simplified gives 89/18
  6. So, 70/90 + 75/18 = 89/18
    In mixed form: 417/18

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