Subtract 45/54 from 30/48
30/48 - 45/54 is -5/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 54 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 48 × 9 = 432,
30/48 = 30 × 9/48 × 9 = 270/432 - Likewise, for the 2nd fraction, since 54 × 8 = 432,
45/54 = 45 × 8/54 × 8 = 360/432 - Subtract the two like fractions:
270/432 - 360/432 = 270 - 360/432 = -90/432 - After reducing the fraction, the answer is -5/24
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