Answers

Subtract 54/56 from 1/80

1/80 - 54/56 is -533/560.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 56 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 80 × 7 = 560,
   1/80 = 1 × 7/80 × 7 = 7/560
3. Likewise, for the 2nd fraction, since 56 × 10 = 560,
   54/56 = 54 × 10/56 × 10 = 540/560
4. Subtract the two like fractions:
   7/560 - 540/560 = 7 - 540/560 = -533/560

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