Subtract 9/20 from 8/32
8/32 - 9/20 is -1/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 20 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
8/32 = 8 × 5/32 × 5 = 40/160 - Likewise, for the 2nd fraction, since 20 × 8 = 160,
9/20 = 9 × 8/20 × 8 = 72/160 - Subtract the two like fractions:
40/160 - 72/160 = 40 - 72/160 = -32/160 - After reducing the fraction, the answer is -1/5
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