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Add 2/5 and 70/90

2/5 + 70/90 is 53/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 90 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 5 × 18 = 90,
    2/5 = 2 × 18/5 × 18 = 36/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    70/90 = 70 × 1/90 × 1 = 70/90
  4. Add the two like fractions:
    36/90 + 70/90 = 36 + 70/90 = 106/90
  5. 106/90 simplified gives 53/45
  6. So, 2/5 + 70/90 = 53/45
    In mixed form: 18/45

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