Answers

Subtract 18/49 from 18/56

18/56 - 18/49 is -9/196.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 49 is 392
   
   Next, find the equivalent fraction of both fractional numbers with denominator 392
2. For the 1st fraction, since 56 × 7 = 392,
   18/56 = 18 × 7/56 × 7 = 126/392
3. Likewise, for the 2nd fraction, since 49 × 8 = 392,
   18/49 = 18 × 8/49 × 8 = 144/392
4. Subtract the two like fractions:
   126/392 - 144/392 = 126 - 144/392 = -18/392
5. After reducing the fraction, the answer is -9/196

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