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Subtract 10/9 from 7/5

1st number: 1 2/5, 2nd number: 1 1/9

7/5 - 10/9 is 13/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 9 is 45
  2. For the 1st fraction, since 5 × 9 = 45,
    7/5 = 7 × 9/5 × 9 = 63/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    10/9 = 10 × 5/9 × 5 = 50/45
  4. Subtract the two fractions:
    63/45 - 50/45 = 63 - 50/45 = 13/45

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