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Subtract 10/72 from 12/10

1st number: 1 2/10, 2nd number: 10/72

12/10 - 10/72 is 191/180.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 10 × 36 = 360,
    12/10 = 12 × 36/10 × 36 = 432/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    10/72 = 10 × 5/72 × 5 = 50/360
  4. Subtract the two like fractions:
    432/360 - 50/360 = 432 - 50/360 = 382/360
  5. After reducing the fraction, the answer is 191/180
  6. In mixed form: 111/180

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