Subtract 45/32 from 20/36
1st number: 20/36, 2nd number: 1 13/32
20/36 - 45/32 is -245/288.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 32 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 36 × 8 = 288,
20/36 = 20 × 8/36 × 8 = 160/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
45/32 = 45 × 9/32 × 9 = 405/288 - Subtract the two like fractions:
160/288 - 405/288 = 160 - 405/288 = -245/288
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