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Subtract 3/32 from 21/15

1st number: 1 6/15, 2nd number: 3/32

21/15 - 3/32 is 209/160.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 32 is 480

    Next, find the equivalent fraction of both fractional numbers with denominator 480
  2. For the 1st fraction, since 15 × 32 = 480,
    21/15 = 21 × 32/15 × 32 = 672/480
  3. Likewise, for the 2nd fraction, since 32 × 15 = 480,
    3/32 = 3 × 15/32 × 15 = 45/480
  4. Subtract the two like fractions:
    672/480 - 45/480 = 672 - 45/480 = 627/480
  5. After reducing the fraction, the answer is 209/160
  6. In mixed form: 149/160

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