Subtract 75/54 from 30/48
1st number: 30/48, 2nd number: 1 21/54
30/48 - 75/54 is -55/72.
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,
75/54 = 75 × 8/54 × 8 = 600/432 - Subtract the two like fractions:
270/432 - 600/432 = 270 - 600/432 = -330/432 - After reducing the fraction, the answer is -55/72
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