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Add 18/72 and 40/16

1st number: 18/72, 2nd number: 2 8/16

18/72 + 40/16 is 11/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 16 is 144
  2. For the 1st fraction, since 72 × 2 = 144,
    18/72 = 18 × 2/72 × 2 = 36/144
  3. Likewise, for the 2nd fraction, since 16 × 9 = 144,
    40/16 = 40 × 9/16 × 9 = 360/144
  4. Add the two fractions:
    36/144 + 360/144 = 36 + 360/144 = 396/144
  5. 396/144 simplified gives 11/4
  6. So, 18/72 + 40/16 = 11/4
    In mixed form: 23/4

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