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Subtract 20/32 from 18/10

1st number: 1 8/10, 2nd number: 20/32

18/10 - 20/32 is 47/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 32 is 160

    Next, find the equivalent fraction of both fractional numbers with denominator 160
  2. For the 1st fraction, since 10 × 16 = 160,
    18/10 = 18 × 16/10 × 16 = 288/160
  3. Likewise, for the 2nd fraction, since 32 × 5 = 160,
    20/32 = 20 × 5/32 × 5 = 100/160
  4. Subtract the two like fractions:
    288/160 - 100/160 = 288 - 100/160 = 188/160
  5. After reducing the fraction, the answer is 47/40
  6. In mixed form: 17/40

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