Subtract 48/90 from 15/32
15/32 - 48/90 is -31/480.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 90 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 32 × 45 = 1440,
15/32 = 15 × 45/32 × 45 = 675/1440 - Likewise, for the 2nd fraction, since 90 × 16 = 1440,
48/90 = 48 × 16/90 × 16 = 768/1440 - Subtract the two like fractions:
675/1440 - 768/1440 = 675 - 768/1440 = -93/1440 - After reducing the fraction, the answer is -31/480
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