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Subtract 10/90 from 98/42

1st number: 2 14/42, 2nd number: 10/90

98/42 - 10/90 is 20/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 90 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 90 × 7 = 630,
    10/90 = 10 × 7/90 × 7 = 70/630
  4. Subtract the two fractions:
    1470/630 - 70/630 = 1470 - 70/630 = 1400/630
  5. After reducing the fraction, the answer is 20/9
  6. In mixed form: 22/9

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