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Subtract 30/15 from 40/16

1st number: 2 8/16, 2nd number: 2 0/15

40/16 - 30/15 is 1/2.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 15 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 16 × 15 = 240,
    40/16 = 40 × 15/16 × 15 = 600/240
  3. Likewise, for the 2nd fraction, since 15 × 16 = 240,
    30/15 = 30 × 16/15 × 16 = 480/240
  4. Subtract the two like fractions:
    600/240 - 480/240 = 600 - 480/240 = 120/240
  5. After reducing the fraction, the answer is 1/2

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