Subtract 45/25 from 18/32
1st number: 18/32, 2nd number: 1 20/25
18/32 - 45/25 is -99/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 25 is 800
Next, find the equivalent fraction of both fractional numbers with denominator 800 - For the 1st fraction, since 32 × 25 = 800,
18/32 = 18 × 25/32 × 25 = 450/800 - Likewise, for the 2nd fraction, since 25 × 32 = 800,
45/25 = 45 × 32/25 × 32 = 1440/800 - Subtract the two like fractions:
450/800 - 1440/800 = 450 - 1440/800 = -990/800 - After reducing the fraction, the answer is -99/80
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