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Subtract 42/4 from 7/30

1st number: 7/30, 2nd number: 10 2/4

7/30 - 42/4 is -154/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 4 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 30 × 2 = 60,
    7/30 = 7 × 2/30 × 2 = 14/60
  3. Likewise, for the 2nd fraction, since 4 × 15 = 60,
    42/4 = 42 × 15/4 × 15 = 630/60
  4. Subtract the two like fractions:
    14/60 - 630/60 = 14 - 630/60 = -616/60
  5. After reducing the fraction, the answer is -154/15

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