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Add 70/15 and 40/18

1st number: 4 10/15, 2nd number: 2 4/18

70/15 + 40/18 is 62/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 15 × 6 = 90,
    70/15 = 70 × 6/15 × 6 = 420/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    40/18 = 40 × 5/18 × 5 = 200/90
  4. Add the two like fractions:
    420/90 + 200/90 = 420 + 200/90 = 620/90
  5. 620/90 simplified gives 62/9
  6. So, 70/15 + 40/18 = 62/9
    In mixed form: 68/9

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