Subtract 20/63 from 2/4
2/4 - 20/63 is 23/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 4 × 63 = 252,
2/4 = 2 × 63/4 × 63 = 126/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
20/63 = 20 × 4/63 × 4 = 80/252 - Subtract the two like fractions:
126/252 - 80/252 = 126 - 80/252 = 46/252 - After reducing the fraction, the answer is 23/126
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