Answers

Subtract 54/72 from 6/90

6/90 - 54/72 is -41/60.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 72 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 90 × 4 = 360,
   6/90 = 6 × 4/90 × 4 = 24/360
3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
   54/72 = 54 × 5/72 × 5 = 270/360
4. Subtract the two like fractions:
   24/360 - 270/360 = 24 - 270/360 = -246/360
5. After reducing the fraction, the answer is -41/60

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