Subtract 45/50 from 12/32
12/32 - 45/50 is -21/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 50 is 800
Next, find the equivalent fraction of both fractional numbers with denominator 800 - For the 1st fraction, since 32 × 25 = 800,
12/32 = 12 × 25/32 × 25 = 300/800 - Likewise, for the 2nd fraction, since 50 × 16 = 800,
45/50 = 45 × 16/50 × 16 = 720/800 - Subtract the two like fractions:
300/800 - 720/800 = 300 - 720/800 = -420/800 - After reducing the fraction, the answer is -21/40
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