Subtract 49/54 from 42/7
1st number: 6 0/7, 2nd number: 49/54
42/7 - 49/54 is 275/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 7 × 54 = 378,
42/7 = 42 × 54/7 × 54 = 2268/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
49/54 = 49 × 7/54 × 7 = 343/378 - Subtract the two like fractions:
2268/378 - 343/378 = 2268 - 343/378 = 1925/378 - After reducing the fraction, the answer is 275/54
- In mixed form: 55/54
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