Answers

Subtract 54/72 from 2/28

2/28 - 54/72 is -19/28.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 28 × 18 = 504,
   2/28 = 2 × 18/28 × 18 = 36/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   54/72 = 54 × 7/72 × 7 = 378/504
4. Subtract the two like fractions:
   36/504 - 378/504 = 36 - 378/504 = -342/504
5. After reducing the fraction, the answer is -19/28

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