Answers

Subtract 20/70 from 8/27

8/27 - 20/70 is 2/189.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 70 is 1890
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1890
2. For the 1st fraction, since 27 × 70 = 1890,
   8/27 = 8 × 70/27 × 70 = 560/1890
3. Likewise, for the 2nd fraction, since 70 × 27 = 1890,
   20/70 = 20 × 27/70 × 27 = 540/1890
4. Subtract the two like fractions:
   560/1890 - 540/1890 = 560 - 540/1890 = 20/1890
5. After reducing the fraction, the answer is 2/189

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