Subtract 18/50 from 42/63
42/63 - 18/50 is 23/75.
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,
42/63 = 42 × 50/63 × 50 = 2100/3150 - Likewise, for the 2nd fraction, since 50 × 63 = 3150,
18/50 = 18 × 63/50 × 63 = 1134/3150 - Subtract the two like fractions:
2100/3150 - 1134/3150 = 2100 - 1134/3150 = 966/3150 - After reducing the fraction, the answer is 23/75
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