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Add 3/72 and 14/40

3/72 + 14/40 is 47/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 40 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 72 × 5 = 360,
    3/72 = 3 × 5/72 × 5 = 15/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    14/40 = 14 × 9/40 × 9 = 126/360
  4. Add the two like fractions:
    15/360 + 126/360 = 15 + 126/360 = 141/360
  5. 141/360 simplified gives 47/120
  6. So, 3/72 + 14/40 = 47/120

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