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Subtract 1/40 from 48/30

1st number: 1 18/30, 2nd number: 1/40

48/30 - 1/40 is 63/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 40 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 30 × 4 = 120,
    48/30 = 48 × 4/30 × 4 = 192/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    1/40 = 1 × 3/40 × 3 = 3/120
  4. Subtract the two like fractions:
    192/120 - 3/120 = 192 - 3/120 = 189/120
  5. After reducing the fraction, the answer is 63/40
  6. In mixed form: 123/40

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