Answers

Subtract 70/60 from 20/27

1^st number: 20/27, 2^nd number: 1 10/60

20/27 - 70/60 is -23/54.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 60 is 540
   
   Next, find the equivalent fraction of both fractional numbers with denominator 540
2. For the 1st fraction, since 27 × 20 = 540,
   20/27 = 20 × 20/27 × 20 = 400/540
3. Likewise, for the 2nd fraction, since 60 × 9 = 540,
   70/60 = 70 × 9/60 × 9 = 630/540
4. Subtract the two like fractions:
   400/540 - 630/540 = 400 - 630/540 = -230/540
5. After reducing the fraction, the answer is -23/54

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