Subtract 63/96 from 7/20
7/20 - 63/96 is -49/160.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 96 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 20 × 24 = 480,
7/20 = 7 × 24/20 × 24 = 168/480 - Likewise, for the 2nd fraction, since 96 × 5 = 480,
63/96 = 63 × 5/96 × 5 = 315/480 - Subtract the two like fractions:
168/480 - 315/480 = 168 - 315/480 = -147/480 - After reducing the fraction, the answer is -49/160
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