Subtract 30/45 from 20/32
20/32 - 30/45 is -1/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 45 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 32 × 45 = 1440,
20/32 = 20 × 45/32 × 45 = 900/1440 - Likewise, for the 2nd fraction, since 45 × 32 = 1440,
30/45 = 30 × 32/45 × 32 = 960/1440 - Subtract the two like fractions:
900/1440 - 960/1440 = 900 - 960/1440 = -60/1440 - After reducing the fraction, the answer is -1/24
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