Subtract 30/63 from 7/25
7/25 - 30/63 is -103/525.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 63 is 1575
Next, find the equivalent fraction of both fractional numbers with denominator 1575 - For the 1st fraction, since 25 × 63 = 1575,
7/25 = 7 × 63/25 × 63 = 441/1575 - Likewise, for the 2nd fraction, since 63 × 25 = 1575,
30/63 = 30 × 25/63 × 25 = 750/1575 - Subtract the two like fractions:
441/1575 - 750/1575 = 441 - 750/1575 = -309/1575 - After reducing the fraction, the answer is -103/525
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