Subtract 42/72 from 1/32
1/32 - 42/72 is -53/96.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 72 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 32 × 9 = 288,
1/32 = 1 × 9/32 × 9 = 9/288 - Likewise, for the 2nd fraction, since 72 × 4 = 288,
42/72 = 42 × 4/72 × 4 = 168/288 - Subtract the two like fractions:
9/288 - 168/288 = 9 - 168/288 = -159/288 - After reducing the fraction, the answer is -53/96
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