Subtract 3/63 from 63/54
1st number: 1 9/54, 2nd number: 3/63
63/54 - 3/63 is 47/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 63 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
63/54 = 63 × 7/54 × 7 = 441/378 - Likewise, for the 2nd fraction, since 63 × 6 = 378,
3/63 = 3 × 6/63 × 6 = 18/378 - Subtract the two like fractions:
441/378 - 18/378 = 441 - 18/378 = 423/378 - After reducing the fraction, the answer is 47/42
- In mixed form: 15/42
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