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Subtract 40/45 from 98/42

1st number: 2 14/42, 2nd number: 40/45

98/42 - 40/45 is 13/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 45 is 630
  2. For the 1st fraction, since 42 × 15 = 630,
    98/42 = 98 × 15/42 × 15 = 1470/630
  3. Likewise, for the 2nd fraction, since 45 × 14 = 630,
    40/45 = 40 × 14/45 × 14 = 560/630
  4. Subtract the two fractions:
    1470/630 - 560/630 = 1470 - 560/630 = 910/630
  5. After reducing the fraction, the answer is 13/9
  6. In mixed form: 14/9

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