Subtract 30/18 from 72/6
1st number: 12 0/6, 2nd number: 1 12/18
72/6 - 30/18 is 31/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
72/6 = 72 × 3/6 × 3 = 216/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
30/18 = 30 × 1/18 × 1 = 30/18 - Subtract the two like fractions:
216/18 - 30/18 = 216 - 30/18 = 186/18 - After reducing the fraction, the answer is 31/3
- In mixed form: 101/3
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