Subtract 54/32 from 20/40
1st number: 20/40, 2nd number: 1 22/32
20/40 - 54/32 is -19/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 40 × 4 = 160,
20/40 = 20 × 4/40 × 4 = 80/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
54/32 = 54 × 5/32 × 5 = 270/160 - Subtract the two like fractions:
80/160 - 270/160 = 80 - 270/160 = -190/160 - After reducing the fraction, the answer is -19/16
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