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Add 70/18 and 75/45

1st number: 3 16/18, 2nd number: 1 30/45

70/18 + 75/45 is 50/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 45 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 18 × 5 = 90,
    70/18 = 70 × 5/18 × 5 = 350/90
  3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
    75/45 = 75 × 2/45 × 2 = 150/90
  4. Add the two like fractions:
    350/90 + 150/90 = 350 + 150/90 = 500/90
  5. 500/90 simplified gives 50/9
  6. So, 70/18 + 75/45 = 50/9
    In mixed form: 55/9

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