Answers

Subtract 50/54 from 36/70

36/70 - 50/54 is -389/945.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 54 is 1890
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1890
2. For the 1st fraction, since 70 × 27 = 1890,
   36/70 = 36 × 27/70 × 27 = 972/1890
3. Likewise, for the 2nd fraction, since 54 × 35 = 1890,
   50/54 = 50 × 35/54 × 35 = 1750/1890
4. Subtract the two like fractions:
   972/1890 - 1750/1890 = 972 - 1750/1890 = -778/1890
5. After reducing the fraction, the answer is -389/945

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