Subtract 25/40 from 3/32
3/32 - 25/40 is -17/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 40 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
3/32 = 3 × 5/32 × 5 = 15/160 - Likewise, for the 2nd fraction, since 40 × 4 = 160,
25/40 = 25 × 4/40 × 4 = 100/160 - Subtract the two like fractions:
15/160 - 100/160 = 15 - 100/160 = -85/160 - After reducing the fraction, the answer is -17/32
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