Subtract 42/8 from 49/54
1st number: 49/54, 2nd number: 5 2/8
49/54 - 42/8 is -469/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 8 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 54 × 4 = 216,
49/54 = 49 × 4/54 × 4 = 196/216 - Likewise, for the 2nd fraction, since 8 × 27 = 216,
42/8 = 42 × 27/8 × 27 = 1134/216 - Subtract the two like fractions:
196/216 - 1134/216 = 196 - 1134/216 = -938/216 - After reducing the fraction, the answer is -469/108
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