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Add 1/72 and 40/45

1/72 + 40/45 is 65/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 45 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 72 × 5 = 360,
    1/72 = 1 × 5/72 × 5 = 5/360
  3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
    40/45 = 40 × 8/45 × 8 = 320/360
  4. Add the two like fractions:
    5/360 + 320/360 = 5 + 320/360 = 325/360
  5. 325/360 simplified gives 65/72
  6. So, 1/72 + 40/45 = 65/72

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