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Add 4/45 and 7/9

4/45 + 7/9 is 13/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 9 is 45

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 45 × 1 = 45,
    4/45 = 4 × 1/45 × 1 = 4/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    7/9 = 7 × 5/9 × 5 = 35/45
  4. Add the two like fractions:
    4/45 + 35/45 = 4 + 35/45 = 39/45
  5. 39/45 simplified gives 13/15
  6. So, 4/45 + 7/9 = 13/15

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