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Add 15/72 and 40/50

15/72 + 40/50 is 121/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 50 is 1800

    Next, find the equivalent fraction of both fractional numbers with denominator 1800
  2. For the 1st fraction, since 72 × 25 = 1800,
    15/72 = 15 × 25/72 × 25 = 375/1800
  3. Likewise, for the 2nd fraction, since 50 × 36 = 1800,
    40/50 = 40 × 36/50 × 36 = 1440/1800
  4. Add the two like fractions:
    375/1800 + 1440/1800 = 375 + 1440/1800 = 1815/1800
  5. 1815/1800 simplified gives 121/120
  6. So, 15/72 + 40/50 = 121/120
    In mixed form: 11/120

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