Subtract 25/18 from 20/32
1st number: 20/32, 2nd number: 1 7/18
20/32 - 25/18 is -55/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 18 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 32 × 9 = 288,
20/32 = 20 × 9/32 × 9 = 180/288 - Likewise, for the 2nd fraction, since 18 × 16 = 288,
25/18 = 25 × 16/18 × 16 = 400/288 - Subtract the two like fractions:
180/288 - 400/288 = 180 - 400/288 = -220/288 - After reducing the fraction, the answer is -55/72
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