Subtract 5/54 from 30/63
30/63 - 5/54 is 145/378.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 63 × 6 = 378,
30/63 = 30 × 6/63 × 6 = 180/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
5/54 = 5 × 7/54 × 7 = 35/378 - Subtract the two like fractions:
180/378 - 35/378 = 180 - 35/378 = 145/378
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