Subtract 21/50 from 3/63
3/63 - 21/50 is -391/1050.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 50 is 3150
Next, find the equivalent fraction of both fractional numbers with denominator 3150 - For the 1st fraction, since 63 × 50 = 3150,
3/63 = 3 × 50/63 × 50 = 150/3150 - Likewise, for the 2nd fraction, since 50 × 63 = 3150,
21/50 = 21 × 63/50 × 63 = 1323/3150 - Subtract the two like fractions:
150/3150 - 1323/3150 = 150 - 1323/3150 = -1173/3150 - After reducing the fraction, the answer is -391/1050
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