Subtract 4/9 from 25/63
25/63 - 4/9 is -1/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 63 × 1 = 63,
25/63 = 25 × 1/63 × 1 = 25/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
4/9 = 4 × 7/9 × 7 = 28/63 - Subtract the two like fractions:
25/63 - 28/63 = 25 - 28/63 = -3/63 - After reducing the fraction, the answer is -1/21
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