Subtract 15/48 from 3/90
3/90 - 15/48 is -67/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 48 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
3/90 = 3 × 8/90 × 8 = 24/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
15/48 = 15 × 15/48 × 15 = 225/720 - Subtract the two like fractions:
24/720 - 225/720 = 24 - 225/720 = -201/720 - After reducing the fraction, the answer is -67/240
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