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Add 4/10 and 12/72

4/10 + 12/72 is 17/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 10 × 36 = 360,
    4/10 = 4 × 36/10 × 36 = 144/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    12/72 = 12 × 5/72 × 5 = 60/360
  4. Add the two like fractions:
    144/360 + 60/360 = 144 + 60/360 = 204/360
  5. 204/360 simplified gives 17/30
  6. So, 4/10 + 12/72 = 17/30

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