Subtract 20/32 from 2/40
2/40 - 20/32 is -23/40.
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,
2/40 = 2 × 4/40 × 4 = 8/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
20/32 = 20 × 5/32 × 5 = 100/160 - Subtract the two like fractions:
8/160 - 100/160 = 8 - 100/160 = -92/160 - After reducing the fraction, the answer is -23/40
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