Subtract 21/72 from 18/3
1st number: 6 0/3, 2nd number: 21/72
18/3 - 21/72 is 137/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 3 × 24 = 72,
18/3 = 18 × 24/3 × 24 = 432/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
21/72 = 21 × 1/72 × 1 = 21/72 - Subtract the two like fractions:
432/72 - 21/72 = 432 - 21/72 = 411/72 - After reducing the fraction, the answer is 137/24
- In mixed form: 517/24
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