Subtract 18/32 from 45/18
1st number: 2 9/18, 2nd number: 18/32
45/18 - 18/32 is 31/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 32 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 18 × 16 = 288,
45/18 = 45 × 16/18 × 16 = 720/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
18/32 = 18 × 9/32 × 9 = 162/288 - Subtract the two like fractions:
720/288 - 162/288 = 720 - 162/288 = 558/288 - After reducing the fraction, the answer is 31/16
- In mixed form: 115/16
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