Subtract 42/50 from 12/63
12/63 - 42/50 is -341/525.
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,
12/63 = 12 × 50/63 × 50 = 600/3150 - Likewise, for the 2nd fraction, since 50 × 63 = 3150,
42/50 = 42 × 63/50 × 63 = 2646/3150 - Subtract the two like fractions:
600/3150 - 2646/3150 = 600 - 2646/3150 = -2046/3150 - After reducing the fraction, the answer is -341/525
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