Subtract 15/18 from 42/32
1st number: 1 10/32, 2nd number: 15/18
42/32 - 15/18 is 23/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 18 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 32 × 9 = 288,
42/32 = 42 × 9/32 × 9 = 378/288 - Likewise, for the 2nd fraction, since 18 × 16 = 288,
15/18 = 15 × 16/18 × 16 = 240/288 - Subtract the two like fractions:
378/288 - 240/288 = 378 - 240/288 = 138/288 - After reducing the fraction, the answer is 23/48
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