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Subtract 21/72 from 49/5

1st number: 9 4/5, 2nd number: 21/72

49/5 - 21/72 is 1141/120.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 5 × 72 = 360,
    49/5 = 49 × 72/5 × 72 = 3528/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    21/72 = 21 × 5/72 × 5 = 105/360
  4. Subtract the two like fractions:
    3528/360 - 105/360 = 3528 - 105/360 = 3423/360
  5. After reducing the fraction, the answer is 1141/120
  6. In mixed form: 961/120

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