Subtract 15/81 from 72/6
1st number: 12 0/6, 2nd number: 15/81
72/6 - 15/81 is 319/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 81 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 6 × 27 = 162,
72/6 = 72 × 27/6 × 27 = 1944/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
15/81 = 15 × 2/81 × 2 = 30/162 - Subtract the two like fractions:
1944/162 - 30/162 = 1944 - 30/162 = 1914/162 - After reducing the fraction, the answer is 319/27
- In mixed form: 1122/27
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