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Add 40/90 and 4/15

40/90 + 4/15 is 32/45.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 90 × 1 = 90,
    40/90 = 40 × 1/90 × 1 = 40/90
  3. Likewise, for the 2nd fraction, since 15 × 6 = 90,
    4/15 = 4 × 6/15 × 6 = 24/90
  4. Add the two like fractions:
    40/90 + 24/90 = 40 + 24/90 = 64/90
  5. 64/90 simplified gives 32/45
  6. So, 40/90 + 4/15 = 32/45

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