Subtract 90/96 from 28/30
28/30 - 90/96 is -1/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 96 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 30 × 16 = 480,
28/30 = 28 × 16/30 × 16 = 448/480 - Likewise, for the 2nd fraction, since 96 × 5 = 480,
90/96 = 90 × 5/96 × 5 = 450/480 - Subtract the two like fractions:
448/480 - 450/480 = 448 - 450/480 = -2/480 - After reducing the fraction, the answer is -1/240
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