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Subtract 18/28 from 42/4

1st number: 10 2/4, 2nd number: 18/28

42/4 - 18/28 is 69/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 28 is 28

    Next, find the equivalent fraction of both fractional numbers with denominator 28
  2. For the 1st fraction, since 4 × 7 = 28,
    42/4 = 42 × 7/4 × 7 = 294/28
  3. Likewise, for the 2nd fraction, since 28 × 1 = 28,
    18/28 = 18 × 1/28 × 1 = 18/28
  4. Subtract the two like fractions:
    294/28 - 18/28 = 294 - 18/28 = 276/28
  5. After reducing the fraction, the answer is 69/7
  6. In mixed form: 96/7

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