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Subtract 35/54 from 21/10

1st number: 2 1/10, 2nd number: 35/54

21/10 - 35/54 is 196/135.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 54 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 10 × 27 = 270,
    21/10 = 21 × 27/10 × 27 = 567/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    35/54 = 35 × 5/54 × 5 = 175/270
  4. Subtract the two like fractions:
    567/270 - 175/270 = 567 - 175/270 = 392/270
  5. After reducing the fraction, the answer is 196/135
  6. In mixed form: 161/135

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