Subtract 21/63 from 4/50
4/50 - 21/63 is -19/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 63 is 3150
Next, find the equivalent fraction of both fractional numbers with denominator 3150 - For the 1st fraction, since 50 × 63 = 3150,
4/50 = 4 × 63/50 × 63 = 252/3150 - Likewise, for the 2nd fraction, since 63 × 50 = 3150,
21/63 = 21 × 50/63 × 50 = 1050/3150 - Subtract the two like fractions:
252/3150 - 1050/3150 = 252 - 1050/3150 = -798/3150 - After reducing the fraction, the answer is -19/75
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