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Subtract 10/90 from 72/35

1st number: 2 2/35, 2nd number: 10/90

72/35 - 10/90 is 613/315.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 90 is 630
  2. For the 1st fraction, since 35 × 18 = 630,
    72/35 = 72 × 18/35 × 18 = 1296/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    10/90 = 10 × 7/90 × 7 = 70/630
  4. Subtract the two fractions:
    1296/630 - 70/630 = 1296 - 70/630 = 1226/630
  5. After reducing the fraction, the answer is 613/315
  6. In mixed form: 1298/315

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