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Add 70/15 and 3/90

1st number: 4 10/15, 2nd number: 3/90

70/15 + 3/90 is 47/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 90 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 90 × 1 = 90,
    3/90 = 3 × 1/90 × 1 = 3/90
  4. Add the two like fractions:
    420/90 + 3/90 = 420 + 3/90 = 423/90
  5. 423/90 simplified gives 47/10
  6. So, 70/15 + 3/90 = 47/10
    In mixed form: 47/10

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