Subtract 1/3 from 72/18
1st number: 4 0/18, 2nd number: 1/3
72/18 - 1/3 is 11/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 3 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
72/18 = 72 × 1/18 × 1 = 72/18 - Likewise, for the 2nd fraction, since 3 × 6 = 18,
1/3 = 1 × 6/3 × 6 = 6/18 - Subtract the two like fractions:
72/18 - 6/18 = 72 - 6/18 = 66/18 - After reducing the fraction, the answer is 11/3
- In mixed form: 32/3
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