Subtract 18/45 from 15/3
1st number: 5 0/3, 2nd number: 18/45
15/3 - 18/45 is 23/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 3 × 15 = 45,
15/3 = 15 × 15/3 × 15 = 225/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
18/45 = 18 × 1/45 × 1 = 18/45 - Subtract the two like fractions:
225/45 - 18/45 = 225 - 18/45 = 207/45 - After reducing the fraction, the answer is 23/5
- In mixed form: 43/5
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