Subtract 1/36 from 21/32
21/32 - 1/36 is 181/288.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 36 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 32 × 9 = 288,
21/32 = 21 × 9/32 × 9 = 189/288 - Likewise, for the 2nd fraction, since 36 × 8 = 288,
1/36 = 1 × 8/36 × 8 = 8/288 - Subtract the two like fractions:
189/288 - 8/288 = 189 - 8/288 = 181/288
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