Subtract 12/32 from 21/18
1st number: 1 3/18, 2nd number: 12/32
21/18 - 12/32 is 19/24.
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,
21/18 = 21 × 16/18 × 16 = 336/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
12/32 = 12 × 9/32 × 9 = 108/288 - Subtract the two like fractions:
336/288 - 108/288 = 336 - 108/288 = 228/288 - After reducing the fraction, the answer is 19/24
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