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Subtract 63/27 from 42/10

1st number: 4 2/10, 2nd number: 2 9/27

42/10 - 63/27 is 28/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 27 is 270
  2. For the 1st fraction, since 10 × 27 = 270,
    42/10 = 42 × 27/10 × 27 = 1134/270
  3. Likewise, for the 2nd fraction, since 27 × 10 = 270,
    63/27 = 63 × 10/27 × 10 = 630/270
  4. Subtract the two fractions:
    1134/270 - 630/270 = 1134 - 630/270 = 504/270
  5. After reducing the fraction, the answer is 28/15
  6. In mixed form: 113/15

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