Answers

Subtract 49/63 from 5/18

5/18 - 49/63 is -1/2.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 63 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 18 × 7 = 126,
   5/18 = 5 × 7/18 × 7 = 35/126
3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
   49/63 = 49 × 2/63 × 2 = 98/126
4. Subtract the two like fractions:
   35/126 - 98/126 = 35 - 98/126 = -63/126
5. After reducing the fraction, the answer is -1/2

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