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Add 4/90 and 7/15

4/90 + 7/15 is 23/45.

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,
    4/90 = 4 × 1/90 × 1 = 4/90
  3. Likewise, for the 2nd fraction, since 15 × 6 = 90,
    7/15 = 7 × 6/15 × 6 = 42/90
  4. Add the two like fractions:
    4/90 + 42/90 = 4 + 42/90 = 46/90
  5. 46/90 simplified gives 23/45
  6. So, 4/90 + 7/15 = 23/45

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